diff --git a/packages/shared/src/validators/issue-tree-control.ts b/packages/shared/src/validators/issue-tree-control.ts
index cb0dda9c75f..48d78123cbf 100644
--- a/packages/shared/src/validators/issue-tree-control.ts
+++ b/packages/shared/src/validators/issue-tree-control.ts
@@ -27,6 +27,7 @@ export const createIssueTreeHoldSchema = z
     mode: issueTreeControlModeSchema,
     reason: z.string().trim().min(1).max(1000).optional().nullable(),
     releasePolicy: issueTreeHoldReleasePolicySchema.optional().nullable(),
+    metadata: z.record(z.unknown()).optional().nullable(),
   })
   .strict();
 
diff --git a/server/src/__tests__/issue-tree-control-routes.test.ts b/server/src/__tests__/issue-tree-control-routes.test.ts
index 7bf87b849c3..3f72ee8ced4 100644
--- a/server/src/__tests__/issue-tree-control-routes.test.ts
+++ b/server/src/__tests__/issue-tree-control-routes.test.ts
@@ -9,6 +9,8 @@ const mockIssueService = vi.hoisted(() => ({
 const mockTreeControlService = vi.hoisted(() => ({
   preview: vi.fn(),
   createHold: vi.fn(),
+  cancelIssueStatusesForHold: vi.fn(),
+  restoreIssueStatusesForHold: vi.fn(),
   getHold: vi.fn(),
   releaseHold: vi.fn(),
   cancelUnclaimedWakeupsForTree: vi.fn(),
@@ -17,6 +19,7 @@ const mockTreeControlService = vi.hoisted(() => ({
 const mockLogActivity = vi.hoisted(() => vi.fn());
 const mockHeartbeatService = vi.hoisted(() => ({
   cancelRun: vi.fn(),
+  wakeup: vi.fn(),
 }));
 
 vi.mock("../services/index.js", () => ({
@@ -50,7 +53,15 @@ describe("issue tree control routes", () => {
       companyId: "company-2",
     });
     mockTreeControlService.cancelUnclaimedWakeupsForTree.mockResolvedValue([]);
+    mockTreeControlService.cancelIssueStatusesForHold.mockResolvedValue({ updatedIssueIds: [], updatedIssues: [] });
+    mockTreeControlService.restoreIssueStatusesForHold.mockResolvedValue({
+      updatedIssueIds: [],
+      updatedIssues: [],
+      releasedCancelHoldIds: [],
+      restoreHold: null,
+    });
     mockHeartbeatService.cancelRun.mockResolvedValue(null);
+    mockHeartbeatService.wakeup.mockResolvedValue(null);
   });
 
   it("rejects cross-company preview requests before calling the preview service", async () => {
@@ -135,4 +146,114 @@ describe("issue tree control routes", () => {
       }),
     );
   });
+
+  it("marks affected issues cancelled when creating a cancel hold", async () => {
+    const app = await createApp({
+      type: "board",
+      userId: "user-1",
+      companyIds: ["company-2"],
+      source: "session",
+      isInstanceAdmin: false,
+    });
+    mockTreeControlService.createHold.mockResolvedValue({
+      hold: {
+        id: "33333333-3333-4333-8333-333333333333",
+        mode: "cancel",
+        reason: "cancel subtree",
+      },
+      preview: {
+        mode: "cancel",
+        totals: { affectedIssues: 2 },
+        warnings: [],
+        activeRuns: [],
+      },
+    });
+    mockTreeControlService.cancelIssueStatusesForHold.mockResolvedValue({
+      updatedIssueIds: [
+        "11111111-1111-4111-8111-111111111111",
+        "55555555-5555-4555-8555-555555555555",
+      ],
+      updatedIssues: [],
+    });
+
+    const res = await request(app)
+      .post("/api/issues/11111111-1111-4111-8111-111111111111/tree-holds")
+      .send({ mode: "cancel", reason: "cancel subtree" });
+
+    expect(res.status).toBe(201);
+    expect(mockTreeControlService.cancelIssueStatusesForHold).toHaveBeenCalledWith(
+      "company-2",
+      "11111111-1111-4111-8111-111111111111",
+      "33333333-3333-4333-8333-333333333333",
+    );
+    expect(mockLogActivity).toHaveBeenCalledWith(
+      expect.anything(),
+      expect.objectContaining({
+        action: "issue.tree_cancel_status_updated",
+        details: expect.objectContaining({ cancelledIssueCount: 2 }),
+      }),
+    );
+  });
+
+  it("restores affected issues and can request explicit wakeups", async () => {
+    const app = await createApp({
+      type: "board",
+      userId: "user-1",
+      companyIds: ["company-2"],
+      source: "session",
+      isInstanceAdmin: false,
+    });
+    mockTreeControlService.createHold.mockResolvedValue({
+      hold: {
+        id: "66666666-6666-4666-8666-666666666666",
+        mode: "restore",
+        reason: "restore subtree",
+      },
+      preview: {
+        mode: "restore",
+        totals: { affectedIssues: 1 },
+        warnings: [],
+        activeRuns: [],
+      },
+    });
+    mockTreeControlService.restoreIssueStatusesForHold.mockResolvedValue({
+      updatedIssueIds: ["55555555-5555-4555-8555-555555555555"],
+      updatedIssues: [
+        {
+          id: "55555555-5555-4555-8555-555555555555",
+          status: "todo",
+          assigneeAgentId: "22222222-2222-4222-8222-222222222222",
+        },
+      ],
+      releasedCancelHoldIds: ["33333333-3333-4333-8333-333333333333"],
+      restoreHold: {
+        id: "66666666-6666-4666-8666-666666666666",
+        mode: "restore",
+        status: "released",
+      },
+    });
+    mockHeartbeatService.wakeup.mockResolvedValue({
+      id: "77777777-7777-4777-8777-777777777777",
+    });
+
+    const res = await request(app)
+      .post("/api/issues/11111111-1111-4111-8111-111111111111/tree-holds")
+      .send({ mode: "restore", reason: "restore subtree", metadata: { wakeAgents: true } });
+
+    expect(res.status).toBe(201);
+    expect(mockTreeControlService.restoreIssueStatusesForHold).toHaveBeenCalledWith(
+      "company-2",
+      "11111111-1111-4111-8111-111111111111",
+      "66666666-6666-4666-8666-666666666666",
+      expect.objectContaining({ reason: "restore subtree" }),
+    );
+    expect(mockHeartbeatService.wakeup).toHaveBeenCalledWith(
+      "22222222-2222-4222-8222-222222222222",
+      expect.objectContaining({
+        reason: "issue_tree_restored",
+        payload: expect.objectContaining({ issueId: "55555555-5555-4555-8555-555555555555" }),
+      }),
+    );
+    expect(res.body.hold.status).toBe("released");
+  });
 });
diff --git a/server/src/__tests__/issue-tree-control-service.test.ts b/server/src/__tests__/issue-tree-control-service.test.ts
index 81a1a3a0197..a9bf308a12b 100644
--- a/server/src/__tests__/issue-tree-control-service.test.ts
+++ b/server/src/__tests__/issue-tree-control-service.test.ts
@@ -1,5 +1,5 @@
 import { randomUUID } from "node:crypto";
-import { eq } from "drizzle-orm";
+import { eq, inArray } from "drizzle-orm";
 import { afterAll, afterEach, beforeAll, describe, expect, it } from "vitest";
 import {
   agents,
@@ -211,6 +211,128 @@ describeEmbeddedPostgres("issueTreeControlService", () => {
     expect(released.members).toHaveLength(1);
   });
 
+  it("cancels non-terminal issue statuses and restores from the cancel snapshot", async () => {
+    const companyId = randomUUID();
+    const rootIssueId = randomUUID();
+    const runningChildId = randomUUID();
+    const todoChildId = randomUUID();
+    const doneChildId = randomUUID();
+
+    await db.insert(companies).values({
+      id: companyId,
+      name: "Paperclip",
+      issuePrefix: `T${companyId.replace(/-/g, "").slice(0, 6).toUpperCase()}`,
+      requireBoardApprovalForNewAgents: false,
+    });
+    await db.insert(issues).values([
+      {
+        id: rootIssueId,
+        companyId,
+        title: "Root",
+        status: "done",
+        priority: "medium",
+        createdAt: new Date("2026-04-21T10:00:00.000Z"),
+      },
+      {
+        id: runningChildId,
+        companyId,
+        parentId: rootIssueId,
+        title: "Running child",
+        status: "in_progress",
+        priority: "medium",
+        createdAt: new Date("2026-04-21T10:01:00.000Z"),
+      },
+      {
+        id: todoChildId,
+        companyId,
+        parentId: rootIssueId,
+        title: "Todo child",
+        status: "todo",
+        priority: "medium",
+        createdAt: new Date("2026-04-21T10:02:00.000Z"),
+      },
+      {
+        id: doneChildId,
+        companyId,
+        parentId: rootIssueId,
+        title: "Done child",
+        status: "done",
+        priority: "medium",
+        createdAt: new Date("2026-04-21T10:03:00.000Z"),
+      },
+    ]);
+
+    const svc = issueTreeControlService(db);
+    const cancel = await svc.createHold(companyId, rootIssueId, {
+      mode: "cancel",
+      reason: "bad plan",
+      actor: { actorType: "user", actorId: "board-user", userId: "board-user" },
+    });
+    expect(cancel.preview.issues.map((issue) => [issue.id, issue.skipped, issue.skipReason])).toEqual([
+      [rootIssueId, true, "terminal_status"],
+      [runningChildId, false, null],
+      [todoChildId, false, null],
+      [doneChildId, true, "terminal_status"],
+    ]);
+
+    const cancelled = await svc.cancelIssueStatusesForHold(companyId, rootIssueId, cancel.hold.id);
+    expect(cancelled.updatedIssueIds.sort()).toEqual([runningChildId, todoChildId].sort());
+
+    const afterCancel = await db
+      .select({ id: issues.id, status: issues.status })
+      .from(issues)
+      .where(inArray(issues.id, [runningChildId, todoChildId, doneChildId]));
+    expect(Object.fromEntries(afterCancel.map((issue) => [issue.id, issue.status]))).toMatchObject({
+      [runningChildId]: "cancelled",
+      [todoChildId]: "cancelled",
+      [doneChildId]: "done",
+    });
+
+    await db
+      .update(issues)
+      .set({ status: "blocked", cancelledAt: null, updatedAt: new Date() })
+      .where(eq(issues.id, todoChildId));
+
+    const restorePreview = await svc.preview(companyId, rootIssueId, { mode: "restore" });
+    expect(restorePreview.issues.map((issue) => [issue.id, issue.skipped, issue.skipReason])).toEqual([
+      [rootIssueId, true, "not_cancelled"],
+      [runningChildId, false, null],
+      [todoChildId, true, "changed_after_cancel"],
+      [doneChildId, true, "not_cancelled"],
+    ]);
+    expect(restorePreview.warnings.map((warning) => warning.code)).toContain("restore_conflicts_present");
+
+    const restore = await svc.createHold(companyId, rootIssueId, {
+      mode: "restore",
+      reason: "resume useful work",
+      actor: { actorType: "user", actorId: "board-user", userId: "board-user" },
+    });
+    const restored = await svc.restoreIssueStatusesForHold(companyId, rootIssueId, restore.hold.id, {
+      reason: "resume useful work",
+      actor: { actorType: "user", actorId: "board-user", userId: "board-user" },
+    });
+    expect(restored.updatedIssueIds).toEqual([runningChildId]);
+
+    const afterRestore = await db
+      .select({ id: issues.id, status: issues.status, checkoutRunId: issues.checkoutRunId, executionRunId: issues.executionRunId })
+      .from(issues)
+      .where(inArray(issues.id, [runningChildId, todoChildId, doneChildId]));
+    expect(Object.fromEntries(afterRestore.map((issue) => [issue.id, issue.status]))).toMatchObject({
+      [runningChildId]: "todo",
+      [todoChildId]: "blocked",
+      [doneChildId]: "done",
+    });
+
+    const holds = await db
+      .select({ id: issueTreeHolds.id, mode: issueTreeHolds.mode, status: issueTreeHolds.status })
+      .from(issueTreeHolds)
+      .where(inArray(issueTreeHolds.id, [cancel.hold.id, restore.hold.id]));
+    expect(Object.fromEntries(holds.map((hold) => [hold.mode, hold.status]))).toMatchObject({
+      cancel: "released",
+      restore: "released",
+    });
+  });
+
   it("blocks held descendant checkout but allows root comment course-correction checkout", async () => {
     const companyId = randomUUID();
     const agentId = randomUUID();
diff --git a/server/src/routes/issue-tree-control.ts b/server/src/routes/issue-tree-control.ts
index 53140348fd0..73d3e2be56d 100644
--- a/server/src/routes/issue-tree-control.ts
+++ b/server/src/routes/issue-tree-control.ts
@@ -62,15 +62,16 @@ export function issueTreeControlRoutes(db: Db) {
     assertCompanyAccess(req, root.companyId);
 
     const actor = getActorInfo(req);
-    const result = await treeControlSvc.createHold(root.companyId, root.id, {
+    const actorInput = {
+      actorType: actor.actorType,
+      actorId: actor.actorId,
+      agentId: actor.agentId,
+      userId: actor.actorType === "user" ? actor.actorId : null,
+      runId: actor.runId,
+    };
+    let result = await treeControlSvc.createHold(root.companyId, root.id, {
       ...req.body,
-      actor: {
-        actorType: actor.actorType,
-        actorId: actor.actorId,
-        agentId: actor.agentId,
-        userId: actor.actorType === "user" ? actor.actorId : null,
-        runId: actor.runId,
-      },
+      actor: actorInput,
     });
     await logActivity(db, {
       companyId: root.companyId,
@@ -90,7 +91,7 @@ export function issueTreeControlRoutes(db: Db) {
       },
     });
 
-    if (result.hold.mode === "pause") {
+    if (result.hold.mode === "pause" || result.hold.mode === "cancel") {
       const interruptedRunIds = [...new Set(result.preview.activeRuns.map((run) => run.id))];
       for (const runId of interruptedRunIds) {
         await heartbeat.cancelRun(runId);
@@ -106,7 +107,7 @@ export function issueTreeControlRoutes(db: Db) {
           details: {
             holdId: result.hold.id,
             rootIssueId: root.id,
-            reason: "active_subtree_pause_hold",
+            reason: result.hold.mode === "pause" ? "active_subtree_pause_hold" : "subtree_cancel_operation",
           },
         });
       }
@@ -114,7 +115,9 @@ export function issueTreeControlRoutes(db: Db) {
       const cancelledWakeups = await treeControlSvc.cancelUnclaimedWakeupsForTree(
         root.companyId,
         root.id,
-        "Cancelled because an active subtree pause hold was created",
+        result.hold.mode === "pause"
+          ? "Cancelled because an active subtree pause hold was created"
+          : "Cancelled because a subtree cancel operation was applied",
       );
       for (const wakeup of cancelledWakeups) {
         await logActivity(db, {
@@ -136,6 +139,99 @@ export function issueTreeControlRoutes(db: Db) {
       }
     }
 
+    if (result.hold.mode === "cancel") {
+      const statusUpdate = await treeControlSvc.cancelIssueStatusesForHold(root.companyId, root.id, result.hold.id);
+      await logActivity(db, {
+        companyId: root.companyId,
+        actorType: actor.actorType,
+        actorId: actor.actorId,
+        agentId: actor.agentId,
+        runId: actor.runId,
+        action: "issue.tree_cancel_status_updated",
+        entityType: "issue",
+        entityId: root.id,
+        details: {
+          holdId: result.hold.id,
+          cancelledIssueIds: statusUpdate.updatedIssueIds,
+          cancelledIssueCount: statusUpdate.updatedIssueIds.length,
+        },
+      });
+    }
+
+    if (result.hold.mode === "restore") {
+      const statusUpdate = await treeControlSvc.restoreIssueStatusesForHold(root.companyId, root.id, result.hold.id, {
+        reason: result.hold.reason,
+        actor: actorInput,
+      });
+      if (statusUpdate.restoreHold) {
+        result = { ...result, hold: statusUpdate.restoreHold };
+      }
+      await logActivity(db, {
+        companyId: root.companyId,
+        actorType: actor.actorType,
+        actorId: actor.actorId,
+        agentId: actor.agentId,
+        runId: actor.runId,
+        action: "issue.tree_restore_status_updated",
+        entityType: "issue",
+        entityId: root.id,
+        details: {
+          holdId: result.hold.id,
+          restoredIssueIds: statusUpdate.updatedIssueIds,
+          restoredIssueCount: statusUpdate.updatedIssueIds.length,
+          releasedCancelHoldIds: statusUpdate.releasedCancelHoldIds,
+        },
+      });
+
+      const wakeAgents = typeof req.body.metadata === "object"
+        && req.body.metadata !== null
+        && (req.body.metadata as Record<string, unknown>).wakeAgents === true;
+      if (wakeAgents) {
+        for (const restoredIssue of statusUpdate.updatedIssues) {
+          if (!restoredIssue.assigneeAgentId) continue;
+          const wakeRun = await heartbeat
+            .wakeup(restoredIssue.assigneeAgentId, {
+              source: "assignment",
+              triggerDetail: "system",
+              reason: "issue_tree_restored",
+              payload: {
+                issueId: restoredIssue.id,
+                rootIssueId: root.id,
+                restoreHoldId: result.hold.id,
+              },
+              requestedByActorType: actor.actorType,
+              requestedByActorId: actor.actorId,
+              contextSnapshot: {
+                issueId: restoredIssue.id,
+                taskId: restoredIssue.id,
+                wakeReason: "issue_tree_restored",
+                source: "issue.tree_restore",
+                rootIssueId: root.id,
+                restoreHoldId: result.hold.id,
+              },
+            })
+            .catch(() => null);
+          if (!wakeRun) continue;
+          await logActivity(db, {
+            companyId: root.companyId,
+            actorType: actor.actorType,
+            actorId: actor.actorId,
+            agentId: actor.agentId,
+            runId: actor.runId,
+            action: "issue.tree_restore_wakeup_requested",
+            entityType: "heartbeat_run",
+            entityId: wakeRun.id,
+            details: {
+              holdId: result.hold.id,
+              rootIssueId: root.id,
+              issueId: restoredIssue.id,
+              agentId: restoredIssue.assigneeAgentId,
+            },
+          });
+        }
+      }
+    }
+
     res.status(201).json(result);
   });
 
diff --git a/server/src/services/issue-tree-control.ts b/server/src/services/issue-tree-control.ts
index 15823013e55..eb21d796d62 100644
--- a/server/src/services/issue-tree-control.ts
+++ b/server/src/services/issue-tree-control.ts
@@ -1,4 +1,4 @@
-import { and, asc, eq, inArray, isNull, or, sql } from "drizzle-orm";
+import { and, asc, eq, inArray, isNull, notInArray, or, sql } from "drizzle-orm";
 import type { Db } from "@paperclipai/db";
 import {
   agentWakeupRequests,
@@ -50,6 +50,22 @@ type ActiveRunRow = {
   startedAt: Date | null;
   createdAt: Date;
 };
+type ActiveCancelSnapshot = {
+  holdIds: string[];
+  member: IssueTreeHoldMember | null;
+};
+type TreeStatusUpdateResult = {
+  updatedIssueIds: string[];
+  updatedIssues: Array<{
+    id: string;
+    status: IssueStatus;
+    assigneeAgentId: string | null;
+  }>;
+};
+type RestoreTreeStatusResult = TreeStatusUpdateResult & {
+  releasedCancelHoldIds: string[];
+  restoreHold: IssueTreeHold | null;
+};
 
 const TERMINAL_ISSUE_STATUSES = new Set<IssueStatus>(["done", "cancelled"]);
 const ACTIVE_RUN_STATUSES = ["queued", "running"] as const;
@@ -138,10 +154,17 @@ function issueSkipReason(input: {
   mode: IssueTreeControlMode;
   issue: TreeIssue;
   activePauseHoldIds: string[];
+  activeCancelSnapshot?: ActiveCancelSnapshot | null;
 }): string | null {
   const status = coerceIssueStatus(input.issue.status);
   if (input.mode === "restore") {
-    return status === "cancelled" ? null : "not_cancelled";
+    if (input.activeCancelSnapshot?.member && status !== "cancelled") {
+      return "changed_after_cancel";
+    }
+    if (status !== "cancelled") return "not_cancelled";
+    if (!input.activeCancelSnapshot?.member) return "not_cancelled_by_tree_control";
+    const snapshotStatus = coerceIssueStatus(input.activeCancelSnapshot.member.issueStatus);
+    return isTerminalIssue(snapshotStatus) ? "terminal_status" : null;
   }
   if (isTerminalIssue(status)) {
     return "terminal_status";
@@ -218,9 +241,28 @@ function buildWarnings(input: {
     });
   }
 
+  if (input.mode === "restore") {
+    const changedIssueIds = input.issuesToPreview
+      .filter((issue) => issue.skipReason === "changed_after_cancel")
+      .map((issue) => issue.id);
+    if (changedIssueIds.length > 0) {
+      warnings.push({
+        code: "restore_conflicts_present",
+        message: "Some issues changed after subtree cancellation and will be skipped.",
+        issueIds: changedIssueIds,
+      });
+    }
+  }
+
   return warnings;
 }
 
+function restoreStatusFromCancelSnapshot(status: IssueStatus): IssueStatus | null {
+  if (status === "in_progress") return "todo";
+  if (isTerminalIssue(status)) return null;
+  return status;
+}
+
 export function issueTreeControlService(db: Db) {
   async function listTreeIssues(companyId: string, rootIssueId: string): Promise<TreeIssue[]> {
     const root = await db
@@ -343,6 +385,24 @@ export function issueTreeControlService(db: Db) {
     return byIssueId;
   }
 
+  async function activeCancelSnapshotsByIssueId(companyId: string, rootIssueId: string) {
+    const activeCancelHolds = await listHolds(companyId, rootIssueId, {
+      status: "active",
+      mode: "cancel",
+      includeMembers: true,
+    });
+    const byIssueId = new Map<string, ActiveCancelSnapshot>();
+    for (const hold of [...activeCancelHolds].reverse()) {
+      for (const member of hold.members ?? []) {
+        const current = byIssueId.get(member.issueId) ?? { holdIds: [], member: null };
+        if (!current.holdIds.includes(hold.id)) current.holdIds.push(hold.id);
+        if (!current.member && !member.skipped) current.member = member;
+        byIssueId.set(member.issueId, current);
+      }
+    }
+    return byIssueId;
+  }
+
   async function getActivePauseHoldGate(
     companyId: string,
     issueId: string,
@@ -405,9 +465,12 @@ export function issueTreeControlService(db: Db) {
   ): Promise<IssueTreeControlPreview> {
     const treeIssues = await listTreeIssues(companyId, rootIssueId);
     const issueIds = treeIssues.map((issue) => issue.id);
-    const [activeRunRows, holdsByIssueId] = await Promise.all([
+    const [activeRunRows, holdsByIssueId, activeCancelSnapshots] = await Promise.all([
       activeRunsForTree(companyId, treeIssues),
       activeHoldsByIssueId(companyId, issueIds),
+      input.mode === "restore"
+        ? activeCancelSnapshotsByIssueId(companyId, rootIssueId)
+        : Promise.resolve(new Map<string, ActiveCancelSnapshot>()),
     ]);
     const runsByIssueId = new Map<string, ActiveRunRow>();
     for (const run of activeRunRows) {
@@ -423,6 +486,7 @@ export function issueTreeControlService(db: Db) {
         mode: input.mode,
         issue,
         activePauseHoldIds: holdState.pause,
+        activeCancelSnapshot: activeCancelSnapshots.get(issue.id) ?? null,
       });
       const run = runsByIssueId.get(issue.id);
       return {
@@ -533,6 +597,197 @@ export function issueTreeControlService(db: Db) {
     };
   }
 
+  async function cancelIssueStatusesForHold(
+    companyId: string,
+    rootIssueId: string,
+    holdId: string,
+  ): Promise<TreeStatusUpdateResult> {
+    const hold = await getHold(companyId, holdId);
+    if (!hold) throw notFound("Issue tree hold not found");
+    if (hold.rootIssueId !== rootIssueId) {
+      throw unprocessable("Issue tree hold does not belong to the requested root issue");
+    }
+    if (hold.mode !== "cancel") {
+      throw unprocessable("Issue tree hold is not a cancel operation");
+    }
+
+    const issueIds = [...new Set((hold.members ?? [])
+      .filter((member) => !member.skipped)
+      .map((member) => member.issueId))];
+    if (issueIds.length === 0) return { updatedIssueIds: [], updatedIssues: [] };
+
+    const now = new Date();
+    const updated = await db
+      .update(issues)
+      .set({
+        status: "cancelled",
+        cancelledAt: now,
+        completedAt: null,
+        checkoutRunId: null,
+        executionRunId: null,
+        executionAgentNameKey: null,
+        executionLockedAt: null,
+        updatedAt: now,
+      })
+      .where(
+        and(
+          eq(issues.companyId, companyId),
+          inArray(issues.id, issueIds),
+          notInArray(issues.status, ["done", "cancelled"]),
+        ),
+      )
+      .returning({
+        id: issues.id,
+        status: issues.status,
+        assigneeAgentId: issues.assigneeAgentId,
+      });
+
+    return {
+      updatedIssueIds: updated.map((issue) => issue.id),
+      updatedIssues: updated.map((issue) => ({
+        id: issue.id,
+        status: coerceIssueStatus(issue.status),
+        assigneeAgentId: issue.assigneeAgentId,
+      })),
+    };
+  }
+
+  async function restoreIssueStatusesForHold(
+    companyId: string,
+    rootIssueId: string,
+    restoreHoldId: string,
+    input: {
+      reason?: string | null;
+      actor: ActorInput;
+    },
+  ): Promise<RestoreTreeStatusResult> {
+    const restoreHold = await getHold(companyId, restoreHoldId);
+    if (!restoreHold) throw notFound("Issue tree hold not found");
+    if (restoreHold.rootIssueId !== rootIssueId) {
+      throw unprocessable("Issue tree hold does not belong to the requested root issue");
+    }
+    if (restoreHold.mode !== "restore") {
+      throw unprocessable("Issue tree hold is not a restore operation");
+    }
+
+    const activeCancelHolds = await listHolds(companyId, rootIssueId, {
+      status: "active",
+      mode: "cancel",
+      includeMembers: true,
+    });
+    const cancelSnapshotByIssueId = new Map<string, IssueTreeHoldMember>();
+    for (const hold of [...activeCancelHolds].reverse()) {
+      for (const member of hold.members ?? []) {
+        if (!member.skipped && !cancelSnapshotByIssueId.has(member.issueId)) {
+          cancelSnapshotByIssueId.set(member.issueId, member);
+        }
+      }
+    }
+
+    const restoreIssueIds = [...new Set((restoreHold.members ?? [])
+      .filter((member) => !member.skipped)
+      .map((member) => member.issueId))];
+    const restoreStatusByIssueId = new Map<string, IssueStatus>();
+    for (const issueId of restoreIssueIds) {
+      const snapshot = cancelSnapshotByIssueId.get(issueId);
+      if (!snapshot) continue;
+      const restoredStatus = restoreStatusFromCancelSnapshot(coerceIssueStatus(snapshot.issueStatus));
+      if (restoredStatus) restoreStatusByIssueId.set(issueId, restoredStatus);
+    }
+
+    const issueIdsByStatus = new Map<IssueStatus, string[]>();
+    for (const [issueId, status] of restoreStatusByIssueId) {
+      const current = issueIdsByStatus.get(status) ?? [];
+      current.push(issueId);
+      issueIdsByStatus.set(status, current);
+    }
+
+    const now = new Date();
+    const releasedCancelHoldIds = activeCancelHolds.map((hold) => hold.id);
+    const updatedIssues = await db.transaction(async (tx) => {
+      const restored: TreeStatusUpdateResult["updatedIssues"] = [];
+      for (const [status, issueIdsForStatus] of issueIdsByStatus) {
+        if (issueIdsForStatus.length === 0) continue;
+        const rows = await tx
+          .update(issues)
+          .set({
+            status,
+            cancelledAt: null,
+            completedAt: null,
+            checkoutRunId: null,
+            executionRunId: null,
+            executionAgentNameKey: null,
+            executionLockedAt: null,
+            updatedAt: now,
+          })
+          .where(
+            and(
+              eq(issues.companyId, companyId),
+              inArray(issues.id, issueIdsForStatus),
+              eq(issues.status, "cancelled"),
+            ),
+          )
+          .returning({
+            id: issues.id,
+            status: issues.status,
+            assigneeAgentId: issues.assigneeAgentId,
+          });
+        restored.push(...rows.map((issue) => ({
+          id: issue.id,
+          status: coerceIssueStatus(issue.status),
+          assigneeAgentId: issue.assigneeAgentId,
+        })));
+      }
+
+      if (releasedCancelHoldIds.length > 0) {
+        await tx
+          .update(issueTreeHolds)
+          .set({
+            status: "released",
+            releasedAt: now,
+            releasedByActorType: input.actor.actorType,
+            releasedByAgentId: input.actor.agentId ?? null,
+            releasedByUserId: input.actor.userId ?? (input.actor.actorType === "user" ? input.actor.actorId : null),
+            releasedByRunId: input.actor.runId ?? null,
+            releaseReason: input.reason ?? "Restored by subtree restore operation",
+            releaseMetadata: {
+              restoreHoldId,
+              restoredIssueIds: restored.map((issue) => issue.id),
+            },
+            updatedAt: now,
+          })
+          .where(and(eq(issueTreeHolds.companyId, companyId), inArray(issueTreeHolds.id, releasedCancelHoldIds)));
+      }
+
+      await tx
+        .update(issueTreeHolds)
+        .set({
+          status: "released",
+          releasedAt: now,
+          releasedByActorType: input.actor.actorType,
+          releasedByAgentId: input.actor.agentId ?? null,
+          releasedByUserId: input.actor.userId ?? (input.actor.actorType === "user" ? input.actor.actorId : null),
+          releasedByRunId: input.actor.runId ?? null,
+          releaseReason: input.reason ?? "Restore operation applied",
+          releaseMetadata: {
+            restoredIssueIds: restored.map((issue) => issue.id),
+            releasedCancelHoldIds,
+          },
+          updatedAt: now,
+        })
+        .where(and(eq(issueTreeHolds.companyId, companyId), eq(issueTreeHolds.id, restoreHoldId)));
+
+      return restored;
+    });
+
+    return {
+      updatedIssueIds: updatedIssues.map((issue) => issue.id),
+      updatedIssues,
+      releasedCancelHoldIds,
+      restoreHold: await getHold(companyId, restoreHoldId),
+    };
+  }
+
   async function getHold(companyId: string, holdId: string) {
     const hold = await db
       .select()
@@ -680,6 +935,8 @@ export function issueTreeControlService(db: Db) {
     listTreeIssues,
     preview,
     createHold,
+    cancelIssueStatusesForHold,
+    restoreIssueStatusesForHold,
     getHold,
     listHolds,
     getActivePauseHoldGate,
diff --git a/ui/src/pages/IssueDetail.test.tsx b/ui/src/pages/IssueDetail.test.tsx
new file mode 100644
index 00000000000..682bdfa267d
--- /dev/null
+++ b/ui/src/pages/IssueDetail.test.tsx
@@ -0,0 +1,856 @@
+// @vitest-environment jsdom
+
+import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
+import type { Issue, IssueTreeControlPreview, IssueTreeHold } from "@paperclipai/shared";
+import { act, type ButtonHTMLAttributes, type ReactNode } from "react";
+import { createRoot, type Root } from "react-dom/client";
+import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
+import { IssueDetail } from "./IssueDetail";
+
+const mockIssuesApi = vi.hoisted(() => ({
+  get: vi.fn(),
+  list: vi.fn(),
+  listComments: vi.fn(),
+  listAttachments: vi.fn(),
+  listFeedbackVotes: vi.fn(),
+  markRead: vi.fn(),
+  update: vi.fn(),
+  previewTreeControl: vi.fn(),
+  getTreeControlState: vi.fn(),
+  listTreeHolds: vi.fn(),
+  createTreeHold: vi.fn(),
+  releaseTreeHold: vi.fn(),
+  archiveFromInbox: vi.fn(),
+  addComment: vi.fn(),
+  cancelComment: vi.fn(),
+  upsertFeedbackVote: vi.fn(),
+  uploadAttachment: vi.fn(),
+  deleteAttachment: vi.fn(),
+  upsertDocument: vi.fn(),
+}));
+
+const mockActivityApi = vi.hoisted(() => ({
+  forIssue: vi.fn(),
+  runsForIssue: vi.fn(),
+}));
+
+const mockHeartbeatsApi = vi.hoisted(() => ({
+  liveRunsForIssue: vi.fn(),
+  activeRunForIssue: vi.fn(),
+  cancel: vi.fn(),
+}));
+
+const mockAgentsApi = vi.hoisted(() => ({
+  list: vi.fn(),
+}));
+
+const mockAccessApi = vi.hoisted(() => ({
+  getCurrentBoardAccess: vi.fn(),
+  listUserDirectory: vi.fn(),
+}));
+
+const mockAuthApi = vi.hoisted(() => ({
+  getSession: vi.fn(),
+}));
+
+const mockProjectsApi = vi.hoisted(() => ({
+  list: vi.fn(),
+}));
+
+const mockInstanceSettingsApi = vi.hoisted(() => ({
+  getGeneral: vi.fn(),
+}));
+
+const mockNavigate = vi.hoisted(() => vi.fn());
+const mockOpenPanel = vi.hoisted(() => vi.fn());
+const mockClosePanel = vi.hoisted(() => vi.fn());
+const mockSetBreadcrumbs = vi.hoisted(() => vi.fn());
+const mockSetMobileToolbar = vi.hoisted(() => vi.fn());
+const mockPushToast = vi.hoisted(() => vi.fn());
+const mockIssuesListRender = vi.hoisted(() => vi.fn());
+
+vi.mock("../api/issues", () => ({
+  issuesApi: mockIssuesApi,
+}));
+
+vi.mock("../api/activity", () => ({
+  activityApi: mockActivityApi,
+}));
+
+vi.mock("../api/heartbeats", () => ({
+  heartbeatsApi: mockHeartbeatsApi,
+}));
+
+vi.mock("../api/approvals", () => ({
+  approvalsApi: {
+    approve: vi.fn(),
+    reject: vi.fn(),
+  },
+}));
+
+vi.mock("../api/agents", () => ({
+  agentsApi: mockAgentsApi,
+}));
+
+vi.mock("../api/access", () => ({
+  accessApi: mockAccessApi,
+}));
+
+vi.mock("../api/auth", () => ({
+  authApi: mockAuthApi,
+}));
+
+vi.mock("../api/projects", () => ({
+  projectsApi: mockProjectsApi,
+}));
+
+vi.mock("../api/instanceSettings", () => ({
+  instanceSettingsApi: mockInstanceSettingsApi,
+}));
+
+vi.mock("@/lib/router", () => ({
+  Link: ({ children, to }: { children?: ReactNode; to: string }) => <a href={to}>{children}</a>,
+  useLocation: () => ({ pathname: "/issues/PAP-1", search: "", hash: "", state: null }),
+  useNavigate: () => mockNavigate,
+  useNavigationType: () => "PUSH",
+  useParams: () => ({ issueId: "PAP-1" }),
+}));
+
+vi.mock("../context/CompanyContext", () => ({
+  useCompany: () => ({
+    companies: [{ id: "company-1", name: "Paperclip", issuePrefix: "PAP", status: "active" }],
+    selectedCompanyId: "company-1",
+    selectedCompany: { id: "company-1", name: "Paperclip", issuePrefix: "PAP", status: "active" },
+    selectionSource: "manual",
+    loading: false,
+    error: null,
+    setSelectedCompanyId: vi.fn(),
+    reloadCompanies: vi.fn(),
+    createCompany: vi.fn(),
+  }),
+}));
+
+vi.mock("../context/DialogContext", () => ({
+  useDialog: () => ({
+    openNewIssue: vi.fn(),
+  }),
+}));
+
+vi.mock("../context/PanelContext", () => ({
+  usePanel: () => ({
+    openPanel: mockOpenPanel,
+    closePanel: mockClosePanel,
+    panelVisible: true,
+    setPanelVisible: vi.fn(),
+  }),
+}));
+
+vi.mock("../context/SidebarContext", () => ({
+  useSidebar: () => ({
+    isMobile: false,
+  }),
+}));
+
+vi.mock("../context/BreadcrumbContext", () => ({
+  useBreadcrumbs: () => ({
+    setBreadcrumbs: mockSetBreadcrumbs,
+    setMobileToolbar: mockSetMobileToolbar,
+  }),
+}));
+
+vi.mock("../context/ToastContext", () => ({
+  useToastActions: () => ({
+    pushToast: mockPushToast,
+  }),
+}));
+
+vi.mock("../hooks/useProjectOrder", () => ({
+  useProjectOrder: ({ projects }: { projects: unknown[] }) => ({
+    orderedProjects: projects,
+  }),
+}));
+
+vi.mock("@/plugins/slots", () => ({
+  PluginSlotMount: () => null,
+  PluginSlotOutlet: () => null,
+  usePluginSlots: () => ({ slots: [], isLoading: false, errorMessage: null }),
+}));
+
+vi.mock("@/plugins/launchers", () => ({
+  PluginLauncherOutlet: () => null,
+}));
+
+vi.mock("../components/InlineEditor", () => ({
+  InlineEditor: ({ value, placeholder }: { value?: string; placeholder?: string }) => (
+    <div>{value || placeholder}</div>
+  ),
+}));
+
+vi.mock("../components/IssueChatThread", () => ({
+  IssueChatThread: () => <div data-testid="issue-chat-thread">Chat thread</div>,
+}));
+
+vi.mock("../components/IssueDocumentsSection", () => ({
+  IssueDocumentsSection: () => <div>Documents</div>,
+}));
+
+vi.mock("../components/IssuesList", () => ({
+  IssuesList: (props: { issueBadgeById?: Map<string, string> }) => {
+    mockIssuesListRender(props);
+    return (
+      <div>
+        Sub-issues
+        {Array.from(props.issueBadgeById?.entries() ?? []).map(([issueId, label]) => (
+          <span key={issueId}>{issueId}:{label}</span>
+        ))}
+      </div>
+    );
+  },
+}));
+
+vi.mock("../components/IssueProperties", () => ({
+  IssueProperties: () => <div>Properties</div>,
+}));
+
+vi.mock("../components/IssueRunLedger", () => ({
+  IssueRunLedger: () => <div>Runs</div>,
+}));
+
+vi.mock("../components/IssueWorkspaceCard", () => ({
+  IssueWorkspaceCard: () => <div>Workspace</div>,
+}));
+
+vi.mock("../components/ImageGalleryModal", () => ({
+  ImageGalleryModal: () => null,
+}));
+
+vi.mock("../components/ScrollToBottom", () => ({
+  ScrollToBottom: () => null,
+}));
+
+vi.mock("../components/StatusIcon", () => ({
+  StatusIcon: ({ status }: { status: string }) => <span>{status}</span>,
+}));
+
+vi.mock("../components/PriorityIcon", () => ({
+  PriorityIcon: ({ priority }: { priority: string }) => <span>{priority}</span>,
+}));
+
+vi.mock("../components/ApprovalCard", () => ({
+  ApprovalCard: () => <div>Approval</div>,
+}));
+
+vi.mock("../components/Identity", () => ({
+  Identity: () => <span>Identity</span>,
+}));
+
+vi.mock("@/components/ui/button", () => ({
+  Button: ({
+    children,
+    disabled,
+    onClick,
+    type = "button",
+    variant: _variant,
+    size: _size,
+    asChild: _asChild,
+    ...props
+  }: ButtonHTMLAttributes<HTMLButtonElement> & { variant?: string; size?: string; asChild?: boolean }) => (
+    <button {...props} type={type} disabled={disabled} onClick={onClick}>
+      {children}
+    </button>
+  ),
+}));
+
+vi.mock("@/components/ui/separator", () => ({
+  Separator: () => <hr />,
+}));
+
+vi.mock("@/components/ui/popover", () => ({
+  Popover: ({ children }: { children?: ReactNode }) => <>{children}</>,
+  PopoverTrigger: ({ children }: { children?: ReactNode }) => <>{children}</>,
+  PopoverContent: ({ children }: { children?: ReactNode }) => <div>{children}</div>,
+}));
+
+vi.mock("@/components/ui/dialog", () => ({
+  Dialog: ({ children, open }: { children?: ReactNode; open?: boolean }) => (open ? <div>{children}</div> : null),
+  DialogContent: ({ children }: { children?: ReactNode }) => <div>{children}</div>,
+  DialogDescription: ({ children }: { children?: ReactNode }) => <p>{children}</p>,
+  DialogFooter: ({ children }: { children?: ReactNode }) => <div>{children}</div>,
+  DialogHeader: ({ children }: { children?: ReactNode }) => <div>{children}</div>,
+  DialogTitle: ({ children }: { children?: ReactNode }) => <h2>{children}</h2>,
+}));
+
+vi.mock("@/components/ui/sheet", () => ({
+  Sheet: ({ children, open }: { children?: ReactNode; open?: boolean }) => (open ? <div>{children}</div> : null),
+  SheetContent: ({ children }: { children?: ReactNode }) => <div>{children}</div>,
+  SheetHeader: ({ children }: { children?: ReactNode }) => <div>{children}</div>,
+  SheetTitle: ({ children }: { children?: ReactNode }) => <h2>{children}</h2>,
+}));
+
+vi.mock("@/components/ui/scroll-area", () => ({
+  ScrollArea: ({ children }: { children?: ReactNode }) => <div>{children}</div>,
+}));
+
+vi.mock("@/components/ui/skeleton", () => ({
+  Skeleton: () => <div data-testid="skeleton" />,
+}));
+
+vi.mock("@/components/ui/tabs", () => ({
+  Tabs: ({ children }: { children?: ReactNode }) => <div>{children}</div>,
+  TabsContent: ({ children }: { children?: ReactNode }) => <div>{children}</div>,
+  TabsList: ({ children }: { children?: ReactNode }) => <div>{children}</div>,
+  TabsTrigger: ({ children }: { children?: ReactNode }) => <button type="button">{children}</button>,
+}));
+
+vi.mock("@/components/ui/textarea", () => ({
+  Textarea: (props: React.TextareaHTMLAttributes<HTMLTextAreaElement>) => <textarea {...props} />,
+}));
+
+// eslint-disable-next-line @typescript-eslint/no-explicit-any
+(globalThis as any).IS_REACT_ACT_ENVIRONMENT = true;
+
+function createDeferred<T>() {
+  let resolve!: (value: T) => void;
+  const promise = new Promise<T>((innerResolve) => {
+    resolve = innerResolve;
+  });
+  return { promise, resolve };
+}
+
+function createIssue(overrides: Partial<Issue> = {}): Issue {
+  return {
+    id: "issue-1",
+    companyId: "company-1",
+    projectId: null,
+    projectWorkspaceId: null,
+    goalId: "goal-1",
+    parentId: null,
+    title: "Issue detail smoke",
+    description: "Loads after the initial pending query.",
+    status: "todo",
+    priority: "medium",
+    assigneeAgentId: null,
+    assigneeUserId: null,
+    checkoutRunId: null,
+    executionRunId: null,
+    executionAgentNameKey: null,
+    executionLockedAt: null,
+    executionWorkspaceId: null,
+    executionWorkspacePreference: null,
+    executionWorkspaceSettings: null,
+    currentExecutionWorkspace: null,
+    createdByAgentId: null,
+    createdByUserId: null,
+    identifier: "PAP-1",
+    issueNumber: 1,
+    originKind: "manual",
+    originId: null,
+    originRunId: null,
+    originFingerprint: "default",
+    requestDepth: 0,
+    billingCode: null,
+    assigneeAdapterOverrides: null,
+    executionPolicy: null,
+    executionState: null,
+    startedAt: null,
+    completedAt: null,
+    cancelledAt: null,
+    hiddenAt: null,
+    createdAt: new Date("2026-04-21T00:00:00.000Z"),
+    updatedAt: new Date("2026-04-21T00:00:00.000Z"),
+    labels: [],
+    labelIds: [],
+    ancestors: [],
+    documentSummaries: [],
+    ...overrides,
+  } as Issue;
+}
+
+function createPauseHold(overrides: Partial<IssueTreeHold> = {}): IssueTreeHold {
+  const now = new Date("2026-04-21T00:00:00.000Z");
+  return {
+    id: "hold-1",
+    companyId: "company-1",
+    rootIssueId: "issue-1",
+    mode: "pause",
+    status: "active",
+    reason: null,
+    releasePolicy: { strategy: "manual", note: "full_pause" },
+    createdByActorType: "user",
+    createdByAgentId: null,
+    createdByUserId: "user-1",
+    createdByRunId: null,
+    releasedAt: null,
+    releasedByActorType: null,
+    releasedByAgentId: null,
+    releasedByUserId: null,
+    releasedByRunId: null,
+    releaseReason: null,
+    releaseMetadata: null,
+    createdAt: now,
+    updatedAt: now,
+    members: [
+      {
+        id: "hold-member-root",
+        companyId: "company-1",
+        holdId: "hold-1",
+        issueId: "issue-1",
+        parentIssueId: null,
+        depth: 0,
+        issueIdentifier: "PAP-1",
+        issueTitle: "Issue detail smoke",
+        issueStatus: "todo",
+        assigneeAgentId: null,
+        assigneeUserId: null,
+        activeRunId: null,
+        activeRunStatus: null,
+        skipped: false,
+        skipReason: null,
+        createdAt: now,
+      },
+      {
+        id: "hold-member-child",
+        companyId: "company-1",
+        holdId: "hold-1",
+        issueId: "child-1",
+        parentIssueId: "issue-1",
+        depth: 1,
+        issueIdentifier: "PAP-2",
+        issueTitle: "Held child",
+        issueStatus: "todo",
+        assigneeAgentId: null,
+        assigneeUserId: null,
+        activeRunId: null,
+        activeRunStatus: null,
+        skipped: false,
+        skipReason: null,
+        createdAt: now,
+      },
+    ],
+    ...overrides,
+  };
+}
+
+function createResumePreview(): IssueTreeControlPreview {
+  return {
+    companyId: "company-1",
+    rootIssueId: "issue-1",
+    mode: "resume",
+    generatedAt: new Date("2026-04-21T00:00:00.000Z"),
+    releasePolicy: { strategy: "manual" },
+    totals: {
+      totalIssues: 2,
+      affectedIssues: 2,
+      skippedIssues: 0,
+      activeRuns: 0,
+      queuedRuns: 0,
+      affectedAgents: 0,
+    },
+    countsByStatus: { todo: 2 },
+    issues: [
+      {
+        id: "issue-1",
+        identifier: "PAP-1",
+        title: "Issue detail smoke",
+        status: "todo",
+        parentId: null,
+        depth: 0,
+        assigneeAgentId: null,
+        assigneeUserId: null,
+        activeRun: null,
+        activeHoldIds: ["hold-1"],
+        action: "resume",
+        skipped: false,
+        skipReason: null,
+      },
+      {
+        id: "child-1",
+        identifier: "PAP-2",
+        title: "Held child",
+        status: "todo",
+        parentId: "issue-1",
+        depth: 1,
+        assigneeAgentId: null,
+        assigneeUserId: null,
+        activeRun: null,
+        activeHoldIds: ["hold-1"],
+        action: "resume",
+        skipped: false,
+        skipReason: null,
+      },
+    ],
+    skippedIssues: [],
+    activeRuns: [],
+    affectedAgents: [],
+    warnings: [],
+  };
+}
+
+function createRestorePreview(): IssueTreeControlPreview {
+  return {
+    companyId: "company-1",
+    rootIssueId: "issue-1",
+    mode: "restore",
+    generatedAt: new Date("2026-04-21T00:00:00.000Z"),
+    releasePolicy: { strategy: "manual" },
+    totals: {
+      totalIssues: 2,
+      affectedIssues: 1,
+      skippedIssues: 1,
+      activeRuns: 0,
+      queuedRuns: 0,
+      affectedAgents: 1,
+    },
+    countsByStatus: { todo: 1, cancelled: 1 },
+    issues: [
+      {
+        id: "issue-1",
+        identifier: "PAP-1",
+        title: "Issue detail smoke",
+        status: "todo",
+        parentId: null,
+        depth: 0,
+        assigneeAgentId: null,
+        assigneeUserId: null,
+        activeRun: null,
+        activeHoldIds: [],
+        action: "restore",
+        skipped: true,
+        skipReason: "not_cancelled",
+      },
+      {
+        id: "child-1",
+        identifier: "PAP-2",
+        title: "Cancelled child",
+        status: "cancelled",
+        parentId: "issue-1",
+        depth: 1,
+        assigneeAgentId: "agent-1",
+        assigneeUserId: null,
+        activeRun: null,
+        activeHoldIds: ["cancel-hold-1"],
+        action: "restore",
+        skipped: false,
+        skipReason: null,
+      },
+    ],
+    skippedIssues: [
+      {
+        id: "issue-1",
+        identifier: "PAP-1",
+        title: "Issue detail smoke",
+        status: "todo",
+        parentId: null,
+        depth: 0,
+        assigneeAgentId: null,
+        assigneeUserId: null,
+        activeRun: null,
+        activeHoldIds: [],
+        action: "restore",
+        skipped: true,
+        skipReason: "not_cancelled",
+      },
+    ],
+    activeRuns: [],
+    affectedAgents: [{ agentId: "agent-1", issueCount: 1, activeRunCount: 0 }],
+    warnings: [],
+  };
+}
+
+async function flushReact() {
+  await act(async () => {
+    await Promise.resolve();
+    await new Promise((resolve) => window.setTimeout(resolve, 0));
+  });
+}
+
+async function waitForAssertion(assertion: () => void, attempts = 20) {
+  let lastError: unknown;
+  for (let attempt = 0; attempt < attempts; attempt += 1) {
+    try {
+      assertion();
+      return;
+    } catch (error) {
+      lastError = error;
+      await flushReact();
+    }
+  }
+  throw lastError;
+}
+
+describe("IssueDetail", () => {
+  let container: HTMLDivElement;
+  let root: Root;
+  let queryClient: QueryClient;
+  let consoleErrorSpy: ReturnType<typeof vi.spyOn>;
+
+  beforeEach(() => {
+    container = document.createElement("div");
+    document.body.appendChild(container);
+    root = createRoot(container);
+    queryClient = new QueryClient({
+      defaultOptions: {
+        queries: { retry: false },
+        mutations: { retry: false },
+      },
+    });
+    consoleErrorSpy = vi.spyOn(console, "error").mockImplementation(() => {});
+    vi.spyOn(window, "scrollTo").mockImplementation(() => {});
+
+    mockIssuesApi.list.mockResolvedValue([]);
+    mockIssuesApi.listComments.mockResolvedValue([]);
+    mockIssuesApi.listAttachments.mockResolvedValue([]);
+    mockIssuesApi.listFeedbackVotes.mockResolvedValue([]);
+    mockIssuesApi.markRead.mockResolvedValue({ id: "issue-1", lastReadAt: new Date().toISOString() });
+    mockIssuesApi.getTreeControlState.mockResolvedValue({ activePauseHold: null });
+    mockIssuesApi.listTreeHolds.mockResolvedValue([]);
+    mockActivityApi.forIssue.mockResolvedValue([]);
+    mockActivityApi.runsForIssue.mockResolvedValue([]);
+    mockHeartbeatsApi.liveRunsForIssue.mockResolvedValue([]);
+    mockHeartbeatsApi.activeRunForIssue.mockResolvedValue(null);
+    mockAgentsApi.list.mockResolvedValue([]);
+    mockAccessApi.getCurrentBoardAccess.mockResolvedValue({
+      companyIds: ["company-1"],
+      isInstanceAdmin: true,
+      source: "session",
+      keyId: null,
+      user: null,
+      userId: null,
+    });
+    mockAccessApi.listUserDirectory.mockResolvedValue({ users: [] });
+    mockAuthApi.getSession.mockResolvedValue({ session: null, user: null });
+    mockProjectsApi.list.mockResolvedValue([]);
+    mockInstanceSettingsApi.getGeneral.mockResolvedValue({
+      keyboardShortcuts: false,
+      feedbackDataSharingPreference: "prompt",
+    });
+    mockIssuesListRender.mockClear();
+  });
+
+  afterEach(async () => {
+    await act(async () => {
+      root.unmount();
+    });
+    queryClient.clear();
+    container.remove();
+    document.body.innerHTML = "";
+    vi.restoreAllMocks();
+  });
+
+  it("loads from the pending state into issue detail without changing hook order", async () => {
+    const issueRequest = createDeferred<Issue>();
+    mockIssuesApi.get.mockReturnValueOnce(issueRequest.promise);
+
+    await act(async () => {
+      root.render(
+        <QueryClientProvider client={queryClient}>
+          <IssueDetail />
+        </QueryClientProvider>,
+      );
+    });
+
+    issueRequest.resolve(createIssue());
+    await flushReact();
+    await flushReact();
+
+    expect(container.textContent).toContain("Issue detail smoke");
+    expect(container.textContent).toContain("Chat thread");
+    expect(consoleErrorSpy).not.toHaveBeenCalled();
+  });
+
+  it("refreshes subtree pause state after resuming a hold", async () => {
+    const childIssue = createIssue({
+      id: "child-1",
+      parentId: "issue-1",
+      identifier: "PAP-2",
+      issueNumber: 2,
+      title: "Held child",
+    });
+    const activeHold = createPauseHold();
+    const releasedHold = createPauseHold({
+      status: "released",
+      releasedAt: new Date("2026-04-21T00:01:00.000Z"),
+      releasedByActorType: "user",
+      releasedByUserId: "user-1",
+      releaseReason: "Ready to continue",
+      updatedAt: new Date("2026-04-21T00:01:00.000Z"),
+    });
+    let activePauseHoldState: null | {
+      holdId: string;
+      rootIssueId: string;
+      issueId: string;
+      isRoot: boolean;
+      mode: "pause";
+      reason: string | null;
+      releasePolicy: { strategy: "manual" | "after_active_runs_finish"; note?: string | null } | null;
+    } = {
+      holdId: "hold-1",
+      rootIssueId: "issue-1",
+      issueId: "issue-1",
+      isRoot: true,
+      mode: "pause",
+      reason: null,
+      releasePolicy: { strategy: "manual", note: "full_pause" },
+    };
+
+    mockIssuesApi.get.mockResolvedValue(createIssue());
+    mockIssuesApi.list.mockImplementation((_companyId, filters?: { parentId?: string }) =>
+      Promise.resolve(filters?.parentId === "issue-1" ? [childIssue] : []),
+    );
+    mockIssuesApi.getTreeControlState.mockImplementation(() =>
+      Promise.resolve({ activePauseHold: activePauseHoldState }),
+    );
+    mockIssuesApi.listTreeHolds.mockResolvedValue([activeHold]);
+    mockIssuesApi.previewTreeControl.mockResolvedValue(createResumePreview());
+    mockIssuesApi.releaseTreeHold.mockImplementation(() => {
+      activePauseHoldState = null;
+      return Promise.resolve(releasedHold);
+    });
+    mockAuthApi.getSession.mockResolvedValue({
+      session: { userId: "user-1" },
+      user: { id: "user-1" },
+    });
+
+    await act(async () => {
+      root.render(
+        <QueryClientProvider client={queryClient}>
+          <IssueDetail />
+        </QueryClientProvider>,
+      );
+    });
+    await flushReact();
+    await flushReact();
+
+    await waitForAssertion(() => {
+      expect(container.textContent).toContain("Subtree pause is active.");
+      expect(mockIssuesListRender.mock.calls.at(-1)?.[0].issueBadgeById.get("child-1")).toBe("Paused");
+    });
+
+    const resumeButton = Array.from(container.querySelectorAll("button"))
+      .find((button) => button.textContent?.trim() === "Resume subtree");
+    expect(resumeButton).toBeTruthy();
+
+    await act(async () => {
+      resumeButton!.click();
+    });
+    await flushReact();
+
+    const applyResumeButton = Array.from(container.querySelectorAll("button"))
+      .filter((button) => button.textContent?.trim() === "Resume subtree")
+      .at(-1);
+    expect(applyResumeButton).toBeTruthy();
+
+    await act(async () => {
+      applyResumeButton!.click();
+    });
+    await flushReact();
+    await flushReact();
+
+    expect(mockIssuesApi.releaseTreeHold).toHaveBeenCalledWith("PAP-1", "hold-1", {
+      reason: null,
+      metadata: { wakeAgents: false },
+    });
+    expect(mockIssuesApi.getTreeControlState.mock.calls.length).toBeGreaterThanOrEqual(2);
+    expect(mockPushToast).toHaveBeenCalledWith(expect.objectContaining({
+      title: "Subtree resumed",
+      body: "Ready to continue",
+    }));
+    await waitForAssertion(() => {
+      expect(container.textContent).not.toContain("Subtree pause is active.");
+      expect(mockIssuesListRender.mock.calls.at(-1)?.[0].issueBadgeById.has("child-1")).toBe(false);
+    });
+  });
+
+  it("exposes restore subtree from the issue actions menu", async () => {
+    const childIssue = createIssue({
+      id: "child-1",
+      parentId: "issue-1",
+      identifier: "PAP-2",
+      issueNumber: 2,
+      title: "Cancelled child",
+      status: "cancelled",
+      assigneeAgentId: "agent-1",
+    });
+    const cancelHold = createPauseHold({
+      id: "cancel-hold-1",
+      mode: "cancel",
+      reason: "bad plan",
+      members: [],
+    });
+    const restorePreview = createRestorePreview();
+    const restoreHold = createPauseHold({
+      id: "restore-hold-1",
+      mode: "restore",
+      status: "released",
+      reason: null,
+      releaseReason: "Restore operation applied",
+      releasedAt: new Date("2026-04-21T00:02:00.000Z"),
+      members: [],
+    });
+
+    mockIssuesApi.get.mockResolvedValue(createIssue());
+    mockIssuesApi.list.mockImplementation((_companyId, filters?: { parentId?: string }) =>
+      Promise.resolve(filters?.parentId === "issue-1" ? [childIssue] : []),
+    );
+    mockIssuesApi.listTreeHolds.mockImplementation((_issueId, filters?: { mode?: string }) =>
+      Promise.resolve(filters?.mode === "cancel" ? [cancelHold] : []),
+    );
+    mockIssuesApi.previewTreeControl.mockResolvedValue(restorePreview);
+    mockIssuesApi.createTreeHold.mockResolvedValue({ hold: restoreHold, preview: restorePreview });
+    mockAuthApi.getSession.mockResolvedValue({
+      session: { userId: "user-1" },
+      user: { id: "user-1" },
+    });
+
+    await act(async () => {
+      root.render(
+        <QueryClientProvider client={queryClient}>
+          <IssueDetail />
+        </QueryClientProvider>,
+      );
+    });
+    await flushReact();
+    await flushReact();
+
+    const moreButton = container.querySelector('button[aria-label="More issue actions"]') as HTMLButtonElement | null;
+    expect(moreButton).toBeTruthy();
+
+    await act(async () => {
+      moreButton!.dispatchEvent(new KeyboardEvent("keydown", { key: "Enter", bubbles: true }));
+    });
+    await flushReact();
+
+    const restoreMenuButton = Array.from(container.querySelectorAll("button"))
+      .find((button) => button.textContent?.trim() === "Restore subtree...");
+    expect(restoreMenuButton).toBeTruthy();
+
+    await act(async () => {
+      restoreMenuButton!.click();
+    });
+    await flushReact();
+    await flushReact();
+
+    expect(mockIssuesApi.previewTreeControl).toHaveBeenCalledWith("PAP-1", {
+      mode: "restore",
+      releasePolicy: { strategy: "manual" },
+    });
+    expect(container.textContent).toContain("Restore issues cancelled by this subtree operation so work can resume.");
+    expect(container.textContent).toContain("Issues restored: 1");
+
+    const restoreApplyButton = Array.from(container.querySelectorAll("button"))
+      .find((button) => button.textContent?.trim() === "Restore 1 issues");
+    expect(restoreApplyButton).toBeTruthy();
+
+    await act(async () => {
+      restoreApplyButton!.click();
+    });
+    await flushReact();
+
+    expect(mockIssuesApi.createTreeHold).toHaveBeenCalledWith("PAP-1", {
+      mode: "restore",
+      reason: null,
+      releasePolicy: { strategy: "manual" },
+      metadata: { wakeAgents: false },
+    });
+  });
+});
diff --git a/ui/src/pages/IssueDetail.tsx b/ui/src/pages/IssueDetail.tsx
index dec59af9788..5740b02e58c 100644
--- a/ui/src/pages/IssueDetail.tsx
+++ b/ui/src/pages/IssueDetail.tsx
@@ -159,8 +159,8 @@ const TREE_CONTROL_MODE_LABEL: Record<IssueTreeControlMode, string> = {
 const TREE_CONTROL_MODE_HELP_TEXT: Record<IssueTreeControlMode, string> = {
   pause: "Pause active execution in this issue subtree and hold descendant execution until release.",
   resume: "Release the active subtree pause hold so held work can continue.",
-  cancel: "Cancel active subtree work and stop queued/running work where possible.",
-  restore: "Restore cancelled issues in the subtree so work can resume.",
+  cancel: "Cancel non-terminal issues in this subtree and stop queued/running work where possible.",
+  restore: "Restore issues cancelled by this subtree operation so work can resume.",
 };
 const TREE_CONTROL_STRATEGY_OPTIONS = [
   { value: "manual", label: "Manual release" },
@@ -1277,6 +1277,15 @@ export function IssueDetail() {
       }),
     enabled: !!issueId && treeControlState?.activePauseHold?.isRoot === true,
   });
+  const { data: activeCancelHolds = [] } = useQuery({
+    queryKey: ["issues", "tree-holds", issueId ?? "pending", "active-cancel"],
+    queryFn: () =>
+      issuesApi.listTreeHolds(issueId!, {
+        status: "active",
+        mode: "cancel",
+      }),
+    enabled: !!issueId && canManageTreeControl,
+  });
 
   const agentMap = useMemo(() => {
     const map = new Map<string, Agent>();
@@ -1539,6 +1548,9 @@ export function IssueDetail() {
             ? { note: treeControlPauseVariant }
             : {}),
         },
+        ...(treeControlMode === "restore"
+          ? { metadata: { wakeAgents: treeControlWakeAgentsOnResume } }
+          : {}),
       });
       return { kind: "create" as const, hold: created.hold, preview: created.preview };
     },
@@ -1547,20 +1559,39 @@ export function IssueDetail() {
       const cancelCount = result.preview?.totals.activeRuns ?? 0;
       const pauseModeText = treeControlPauseVariant === "course_correction" ? "Course-correction pause enabled." : "Full subtree pause enabled.";
       pushToast({
-        title: result.hold.mode === "pause" ? "Subtree paused" : `${modeLabel} applied`,
-        body: result.hold.mode === "pause"
-          ? `${pauseModeText} ${cancelCount} run${cancelCount === 1 ? "" : "s"} cancelled.`
-          : result.hold.reason?.trim()
-            ? result.hold.reason
-            : `Control applied with ${result.hold.releasePolicy?.strategy ?? "manual"} release policy.`,
+        title: result.kind === "release"
+          ? "Subtree resumed"
+          : result.hold.mode === "pause"
+            ? "Subtree paused"
+            : `${modeLabel} applied`,
+        body: result.kind === "release"
+          ? (result.hold.releaseReason?.trim() || "Active subtree pause released.")
+          : result.hold.mode === "pause"
+            ? `${pauseModeText} ${cancelCount} run${cancelCount === 1 ? "" : "s"} cancelled.`
+            : result.hold.reason?.trim()
+              ? result.hold.reason
+              : `Control applied with ${result.hold.releasePolicy?.strategy ?? "manual"} release policy.`,
       });
       setTreeControlOpen(false);
       setTreeControlReason("");
       setTreeControlWakeAgentsOnResume(false);
       setTreeControlCancelConfirmed(false);
-      await queryClient.invalidateQueries({ queryKey: queryKeys.issues.detail(issueId!) });
+      await Promise.all([
+        queryClient.invalidateQueries({ queryKey: queryKeys.issues.detail(issueId!) }),
+        queryClient.invalidateQueries({ queryKey: queryKeys.issues.liveRuns(issueId!) }),
+        queryClient.invalidateQueries({ queryKey: queryKeys.issues.activeRun(issueId!) }),
+        queryClient.invalidateQueries({ queryKey: queryKeys.issues.runs(issueId!) }),
+        queryClient.invalidateQueries({ queryKey: ["issues", "tree-control-state", issueId ?? "pending"] }),
+        queryClient.invalidateQueries({ queryKey: ["issues", "tree-holds", issueId ?? "pending"] }),
+        queryClient.invalidateQueries({ queryKey: ["issues", "tree-control-preview", issueId ?? "pending"] }),
+      ]);
       if (selectedCompanyId) {
-        await queryClient.invalidateQueries({ queryKey: queryKeys.issues.list(selectedCompanyId) });
+        await Promise.all([
+          queryClient.invalidateQueries({ queryKey: queryKeys.issues.list(selectedCompanyId) }),
+          ...(issue?.id
+            ? [queryClient.invalidateQueries({ queryKey: queryKeys.issues.listByParent(selectedCompanyId, issue.id) })]
+            : []),
+        ]);
       }
     },
     onError: (err) => {
@@ -2559,6 +2590,50 @@ export function IssueDetail() {
     await answerInteraction.mutateAsync({ interaction, answers });
   }, [answerInteraction]);
 
+  const treePreviewAffectedIssues = useMemo(
+    () => (treeControlPreview?.issues ?? []).filter((candidate) => !candidate.skipped),
+    [treeControlPreview],
+  );
+  const activePauseHold = treeControlState?.activePauseHold ?? null;
+  const activeRootPauseHoldsForDisplay = useMemo(
+    () => activePauseHold?.isRoot === true ? activeRootPauseHolds : [],
+    [activePauseHold?.isRoot, activeRootPauseHolds],
+  );
+  const heldIssueIds = useMemo(() => {
+    const ids = new Set<string>();
+    for (const hold of activeRootPauseHoldsForDisplay) {
+      for (const member of hold.members ?? []) {
+        if (member.skipped) continue;
+        ids.add(member.issueId);
+      }
+    }
+    return ids;
+  }, [activeRootPauseHoldsForDisplay]);
+  const mutedChildIssueIds = useMemo(() => {
+    const ids = new Set<string>();
+    for (const child of childIssues) {
+      if (heldIssueIds.has(child.id)) ids.add(child.id);
+    }
+    return ids;
+  }, [childIssues, heldIssueIds]);
+  const childPauseBadgeById = useMemo(() => {
+    const badges = new Map<string, string>();
+    for (const child of childIssues) {
+      if (!heldIssueIds.has(child.id)) continue;
+      badges.set(child.id, "Paused");
+    }
+    return badges;
+  }, [childIssues, heldIssueIds]);
+  const activePauseHoldRoot = useMemo(() => {
+    if (!activePauseHold) return null;
+    if (activePauseHold.rootIssueId === issue?.id) return issue ?? null;
+    return issue?.ancestors?.find((ancestor) => ancestor.id === activePauseHold.rootIssueId) ?? null;
+  }, [activePauseHold, issue]);
+  const activeRootPauseHold = useMemo(
+    () => activeRootPauseHoldsForDisplay.find((hold) => hold.id === activePauseHold?.holdId) ?? null,
+    [activePauseHold?.holdId, activeRootPauseHoldsForDisplay],
+  );
+
   if (isLoading) return <IssueDetailLoadingState headerSeed={issueHeaderSeed} />;
   if (error) return <p className="text-sm text-destructive">{error.message}</p>;
   if (!issue) return null;
@@ -2595,61 +2670,34 @@ export function IssueDetail() {
   };
 
   const hasAttachments = attachmentList.length > 0;
-  const treePreviewAffectedIssues = useMemo(
-    () => (treeControlPreview?.issues ?? []).filter((candidate) => !candidate.skipped),
-    [treeControlPreview],
-  );
   const treePreviewWarnings = treeControlPreview?.warnings ?? [];
-  const activePauseHold = treeControlState?.activePauseHold ?? null;
-  const heldIssueIds = useMemo(() => {
-    const ids = new Set<string>();
-    for (const hold of activeRootPauseHolds) {
-      for (const member of hold.members ?? []) {
-        ids.add(member.issueId);
-      }
-    }
-    return ids;
-  }, [activeRootPauseHolds]);
-  const mutedChildIssueIds = useMemo(() => {
-    const ids = new Set<string>();
-    for (const child of childIssues) {
-      if (heldIssueIds.has(child.id)) ids.add(child.id);
-    }
-    return ids;
-  }, [childIssues, heldIssueIds]);
-  const childPauseBadgeById = useMemo(() => {
-    const badges = new Map<string, string>();
-    for (const child of childIssues) {
-      if (!heldIssueIds.has(child.id)) continue;
-      badges.set(child.id, "Paused");
-    }
-    return badges;
-  }, [childIssues, heldIssueIds]);
-  const activePauseHoldRoot = useMemo(() => {
-    if (!activePauseHold) return null;
-    if (activePauseHold.rootIssueId === issue?.id) return issue ?? null;
-    return issue?.ancestors?.find((ancestor) => ancestor.id === activePauseHold.rootIssueId) ?? null;
-  }, [activePauseHold, issue]);
-  const activeRootPauseHold = useMemo(
-    () => activeRootPauseHolds.find((hold) => hold.id === activePauseHold?.holdId) ?? null,
-    [activePauseHold?.holdId, activeRootPauseHolds],
-  );
   const activePauseVariant = parsePauseVariantFromNote(
     activeRootPauseHold?.releasePolicy?.note ?? activePauseHold?.releasePolicy?.note,
   );
-  const heldDescendantCount = activeRootPauseHold?.members?.filter((member) => member.depth > 0).length
+  const heldDescendantCount = activeRootPauseHold?.members?.filter((member) => member.depth > 0 && !member.skipped).length
     ?? Math.max(heldIssueIds.size - 1, 0);
   const canShowSubtreeControls = canManageTreeControl && childIssues.length > 0;
   const canResumeSubtree = canShowSubtreeControls && activePauseHold?.isRoot === true;
+  const canRestoreSubtree = canShowSubtreeControls && activeCancelHolds.length > 0;
   const previewTerminalSkippedCount = treeControlPreview?.skippedIssues.filter((candidate) => candidate.skipReason === "terminal_status").length ?? 0;
+  const previewAffectedIssueCount = treePreviewAffectedIssues.length;
+  const previewAffectedDescendantCount = treePreviewAffectedIssues.filter((candidate) => candidate.depth > 0).length;
   const previewAffectedAgentCount = treeControlPreview?.totals.affectedAgents ?? 0;
+  const treePreviewPrimaryCountLabel =
+    treeControlMode === "pause"
+      ? "Issues held"
+      : treeControlMode === "cancel"
+        ? "Issues cancelled"
+        : treeControlMode === "restore"
+          ? "Issues restored"
+          : "Issues released";
   const treeControlPrimaryButtonLabel =
     treeControlMode === "pause"
       ? "Pause and stop work"
       : treeControlMode === "cancel"
-        ? `Cancel ${treeControlPreview?.totals.affectedIssues ?? 0} issues`
-        : treeControlMode === "restore"
-          ? "Restore subtree"
+        ? `Cancel ${previewAffectedIssueCount} issues`
+      : treeControlMode === "restore"
+          ? `Restore ${previewAffectedIssueCount} issues`
           : "Resume subtree";
   const deferredComposerHint = activePauseHold && !activePauseHold.isRoot
     ? "Will be delivered when the subtree resumes."
@@ -2670,7 +2718,8 @@ export function IssueDetail() {
     Boolean(treeControlPreview)
     && !treeControlPreviewLoading
     && (treeControlMode !== "cancel" || (treeControlReason.trim().length > 0 && treeControlCancelConfirmed))
-    && (treeControlMode !== "resume" || !treeControlWakeAgentsOnResume || previewAffectedAgentCount > 0);
+    && (treeControlMode !== "resume" || !treeControlWakeAgentsOnResume || previewAffectedAgentCount > 0)
+    && (treeControlMode !== "restore" || !treeControlWakeAgentsOnResume || previewAffectedAgentCount > 0);
   const attachmentUploadButton = (
     <>
       <input
@@ -2932,7 +2981,19 @@ export function IssueDetail() {
 
             <Popover open={moreOpen} onOpenChange={setMoreOpen}>
               <PopoverTrigger asChild>
-                <Button variant="ghost" size="icon-xs" className="shrink-0">
+                <Button
+                  variant="ghost"
+                  size="icon-xs"
+                  className="shrink-0"
+                  aria-label="More issue actions"
+                  title="More issue actions"
+                  onKeyDown={(event) => {
+                    if (event.key === "Enter" || event.key === " ") {
+                      event.preventDefault();
+                      setMoreOpen(true);
+                    }
+                  }}
+                >
                   <MoreHorizontal className="h-4 w-4" />
                 </Button>
               </PopoverTrigger>
@@ -2977,6 +3038,21 @@ export function IssueDetail() {
                     <XCircle className="h-3 w-3" />
                     Cancel subtree...
                   </button>
+                  {canRestoreSubtree ? (
+                    <button
+                      className="flex items-center gap-2 w-full px-2 py-1.5 text-xs rounded hover:bg-accent/50"
+                      onClick={() => {
+                        setTreeControlMode("restore");
+                        setTreeControlWakeAgentsOnResume(false);
+                        setTreeControlCancelConfirmed(false);
+                        setTreeControlOpen(true);
+                        setMoreOpen(false);
+                      }}
+                    >
+                      <Repeat className="h-3 w-3" />
+                      Restore subtree...
+                    </button>
+                  ) : null}
                 </>
               ) : null}
               <button
@@ -3382,7 +3458,7 @@ export function IssueDetail() {
           <div className="space-y-4">
             {treeControlMode === "cancel" ? (
               <div className="rounded-md border border-destructive/30 bg-destructive/10 p-3 text-xs text-destructive">
-                Cancelling a subtree is destructive. Running and queued work will be interrupted where possible.
+                Cancelling a subtree is destructive. Non-terminal issues will be marked cancelled, and running or queued work will be interrupted where possible.
               </div>
             ) : null}
 
@@ -3438,7 +3514,9 @@ export function IssueDetail() {
                   <span className="text-xs text-muted-foreground">
                     {previewAffectedAgentCount === 0
                       ? "No assigned agents are eligible to wake from this preview."
-                      : "Unchecked by default. Resume does not wake agents unless explicitly enabled."}
+                      : treeControlMode === "restore"
+                        ? "Unchecked by default. Restore does not wake agents unless explicitly enabled."
+                        : "Unchecked by default. Resume does not wake agents unless explicitly enabled."}
                   </span>
                 </span>
               </label>
@@ -3469,7 +3547,7 @@ export function IssueDetail() {
                   checked={treeControlCancelConfirmed}
                   onChange={(event) => setTreeControlCancelConfirmed(event.target.checked)}
                 />
-                <span>I understand this will cancel {treeControlPreview?.totals.affectedIssues ?? 0} issues.</span>
+                <span>I understand this will cancel {previewAffectedIssueCount} issues.</span>
               </label>
             ) : null}
 
@@ -3497,11 +3575,14 @@ export function IssueDetail() {
               ) : treeControlPreview ? (
                 <div className="mt-2 space-y-2">
                   <div className="grid grid-cols-1 gap-1 text-xs text-muted-foreground sm:grid-cols-2">
-                    <span>Descendants held: {Math.max(treeControlPreview.totals.affectedIssues - 1, 0)}</span>
+                    <span>{treePreviewPrimaryCountLabel}: {previewAffectedIssueCount}</span>
+                    <span>Descendants affected: {previewAffectedDescendantCount}</span>
                     <span>Active runs cancelled: {treeControlPreview.totals.activeRuns}</span>
                     <span>Queued runs dropped: {treeControlPreview.totals.queuedRuns}</span>
                     <span>Agents affected: {treeControlPreview.totals.affectedAgents}</span>
-                    <span>Terminal issues skipped: {previewTerminalSkippedCount}</span>
+                    {previewTerminalSkippedCount > 0 ? (
+                      <span>Terminal issues skipped: {previewTerminalSkippedCount}</span>
+                    ) : null}
                   </div>
                   {treePreviewWarnings.length > 0 ? (
                     <div className="space-y-1">