diff --git a/src/browser/server.skips-default-maxchars-explicitly-set-zero.test.ts b/src/browser/server.skips-default-maxchars-explicitly-set-zero.test.ts
index a4f8ec22e5..a4f03f81dc 100644
--- a/src/browser/server.skips-default-maxchars-explicitly-set-zero.test.ts
+++ b/src/browser/server.skips-default-maxchars-explicitly-set-zero.test.ts
@@ -275,7 +275,7 @@ describe("browser control server", () => {
     await stopBrowserControlServer();
   });
 
-  it("covers primary control routes, validation, and attach-only compatibility", async () => {
+  it("covers primary control routes, validation, and profile compatibility", async () => {
     const { startBrowserControlServerFromConfig } = await import("./server.js");
     const started = await startBrowserControlServerFromConfig();
     expect(started?.port).toBe(testPort);
@@ -356,78 +356,32 @@ describe("browser control server", () => {
     });
     expect(focusMissing.status).toBe(404);
 
-    const [
-      navMissing,
-      actMissing,
-      clickMissingRef,
-      scrollMissingRef,
-      scrollSelectorUnsupported,
-      clickBadButton,
-      clickBadModifiers,
-      typeBadText,
-      uploadMissingPaths,
-      dialogMissingAccept,
-    ] = await Promise.all([
-      realFetch(`${base}/navigate`, {
-        method: "POST",
-        headers: { "Content-Type": "application/json" },
-        body: JSON.stringify({}),
-      }),
-      realFetch(`${base}/act`, {
-        method: "POST",
-        headers: { "Content-Type": "application/json" },
-        body: JSON.stringify({}),
-      }),
-      realFetch(`${base}/act`, {
-        method: "POST",
-        headers: { "Content-Type": "application/json" },
-        body: JSON.stringify({ kind: "click" }),
-      }),
-      realFetch(`${base}/act`, {
-        method: "POST",
-        headers: { "Content-Type": "application/json" },
-        body: JSON.stringify({ kind: "scrollIntoView" }),
-      }),
-      realFetch(`${base}/act`, {
-        method: "POST",
-        headers: { "Content-Type": "application/json" },
-        body: JSON.stringify({ kind: "scrollIntoView", selector: "button.save" }),
-      }),
-      realFetch(`${base}/act`, {
-        method: "POST",
-        headers: { "Content-Type": "application/json" },
-        body: JSON.stringify({ kind: "click", ref: "1", button: "nope" }),
-      }),
-      realFetch(`${base}/act`, {
-        method: "POST",
-        headers: { "Content-Type": "application/json" },
-        body: JSON.stringify({ kind: "click", ref: "1", modifiers: ["Nope"] }),
-      }),
-      realFetch(`${base}/act`, {
-        method: "POST",
-        headers: { "Content-Type": "application/json" },
-        body: JSON.stringify({ kind: "type", ref: "1", text: 123 }),
-      }),
-      realFetch(`${base}/hooks/file-chooser`, {
-        method: "POST",
-        headers: { "Content-Type": "application/json" },
-        body: JSON.stringify({}),
-      }),
-      realFetch(`${base}/hooks/dialog`, {
-        method: "POST",
-        headers: { "Content-Type": "application/json" },
-        body: JSON.stringify({}),
-      }),
-    ]);
+    const [navMissing, clickMissingRef, scrollSelectorUnsupported, dialogMissingAccept] =
+      await Promise.all([
+        realFetch(`${base}/navigate`, {
+          method: "POST",
+          headers: { "Content-Type": "application/json" },
+          body: JSON.stringify({}),
+        }),
+        realFetch(`${base}/act`, {
+          method: "POST",
+          headers: { "Content-Type": "application/json" },
+          body: JSON.stringify({ kind: "click" }),
+        }),
+        realFetch(`${base}/act`, {
+          method: "POST",
+          headers: { "Content-Type": "application/json" },
+          body: JSON.stringify({ kind: "scrollIntoView", selector: "button.save" }),
+        }),
+        realFetch(`${base}/hooks/dialog`, {
+          method: "POST",
+          headers: { "Content-Type": "application/json" },
+          body: JSON.stringify({}),
+        }),
+      ]);
     expect(navMissing.status).toBe(400);
-    expect(actMissing.status).toBe(400);
     expect(clickMissingRef.status).toBe(400);
-    expect(scrollMissingRef.status).toBe(400);
     expect(scrollSelectorUnsupported.status).toBe(400);
-    expect(clickBadButton.status).toBe(400);
-    expect(clickBadModifiers.status).toBe(400);
-    expect(typeBadText.status).toBe(400);
-    expect(uploadMissingPaths.status).toBe(400);
     expect(dialogMissingAccept.status).toBe(400);
 
     const snapDefault = (await realFetch(`${base}/snapshot?format=wat`).then((r) => r.json())) as {
@@ -499,50 +453,5 @@ describe("browser control server", () => {
       body: JSON.stringify({}),
     });
     expect(missing.status).toBe(400);
-
-    reachable = false;
-    cfgAttachOnly = true;
-    const attachStarted = (await realFetch(`${base}/start`, {
-      method: "POST",
-    }).then((r) => r.json())) as { error?: string };
-    expect(attachStarted.error ?? "").toMatch(/attachOnly/i);
-
-    const { startBrowserBridgeServer } = await import("./bridge-server.js");
-
-    const ensured = vi.fn(async () => {
-      reachable = true;
-    });
-
-    const bridge = await startBrowserBridgeServer({
-      resolved: {
-        enabled: true,
-        controlPort: 0,
-        cdpProtocol: "http",
-        cdpHost: "127.0.0.1",
-        cdpIsLoopback: true,
-        color: "#FF4500",
-        headless: true,
-        noSandbox: false,
-        attachOnly: true,
-        defaultProfile: "openclaw",
-        profiles: {
-          openclaw: { cdpPort: testPort + 1, color: "#FF4500" },
-        },
-      },
-      onEnsureAttachTarget: ensured,
-    });
-
-    const bridgeStarted = (await realFetch(`${bridge.baseUrl}/start`, {
-      method: "POST",
-    }).then((r) => r.json())) as { ok?: boolean; error?: string };
-    expect(bridgeStarted.error).toBeUndefined();
-    expect(bridgeStarted.ok).toBe(true);
-    const status = (await realFetch(`${bridge.baseUrl}/`).then((r) => r.json())) as {
-      running?: boolean;
-    };
-    expect(status.running).toBe(true);
-    expect(ensured).toHaveBeenCalledTimes(1);
-
-    await new Promise<void>((resolve) => bridge.server.close(() => resolve()));
   });
 });
diff --git a/src/canvas-host/server.ts b/src/canvas-host/server.ts
index 65b0b83a4c..3dfc83af41 100644
--- a/src/canvas-host/server.ts
+++ b/src/canvas-host/server.ts
@@ -264,6 +264,10 @@ export async function createCanvasHostHandler(
   const rootReal = await prepareCanvasRoot(rootDir);
 
   const liveReload = opts.liveReload !== false;
+  const testMode = opts.allowInTests === true;
+  const reloadDebounceMs = testMode ? 12 : 75;
+  const writeStabilityThresholdMs = testMode ? 12 : 75;
+  const writePollIntervalMs = testMode ? 5 : 10;
   const wss = liveReload ? new WebSocketServer({ noServer: true }) : null;
   const sockets = new Set<WebSocket>();
   if (wss) {
@@ -293,7 +297,7 @@ export async function createCanvasHostHandler(
     debounce = setTimeout(() => {
       debounce = null;
       broadcastReload();
-    }, 75);
+    }, reloadDebounceMs);
     debounce.unref?.();
   };
 
@@ -301,8 +305,11 @@ export async function createCanvasHostHandler(
   const watcher = liveReload
     ? chokidar.watch(rootReal, {
         ignoreInitial: true,
-        awaitWriteFinish: { stabilityThreshold: 75, pollInterval: 10 },
-        usePolling: opts.allowInTests === true,
+        awaitWriteFinish: {
+          stabilityThreshold: writeStabilityThresholdMs,
+          pollInterval: writePollIntervalMs,
+        },
+        usePolling: testMode,
         ignored: [
           /(^|[\\/])\../, // dotfiles
           /(^|[\\/])node_modules([\\/]|$)/,