diff --git a/packages/bruno-electron/src/app/apiSpecsWatcher.js b/packages/bruno-electron/src/app/apiSpecsWatcher.js
index 490441225..1aee5c35b 100644
--- a/packages/bruno-electron/src/app/apiSpecsWatcher.js
+++ b/packages/bruno-electron/src/app/apiSpecsWatcher.js
@@ -143,13 +143,16 @@ class ApiSpecWatcher {
   }
 
   closeAllWatchers() {
+    const pending = [];
     for (const [watchPath, watcher] of Object.entries(this.watchers)) {
       try {
-        watcher?.close();
+        const result = watcher?.close();
+        if (result && typeof result.then === 'function') pending.push(result);
       } catch (err) {}
     }
     this.watchers = {};
     this.watcherWorkspaces = {};
+    return Promise.allSettled(pending);
   }
 }
 
diff --git a/packages/bruno-electron/src/app/collection-watcher.js b/packages/bruno-electron/src/app/collection-watcher.js
index 23aef361b..308e825b5 100644
--- a/packages/bruno-electron/src/app/collection-watcher.js
+++ b/packages/bruno-electron/src/app/collection-watcher.js
@@ -967,12 +967,15 @@ class CollectionWatcher {
   }
 
   closeAllWatchers() {
+    const pending = [];
     for (const [watchPath, watcher] of Object.entries(this.watchers)) {
       try {
-        watcher?.close();
+        const result = watcher?.close();
+        if (result && typeof result.then === 'function') pending.push(result);
       } catch (err) {}
     }
     this.watchers = {};
+    return Promise.allSettled(pending);
   }
 }
 
diff --git a/packages/bruno-electron/src/app/dotenv-watcher.js b/packages/bruno-electron/src/app/dotenv-watcher.js
index e504b75d2..760f0b2d5 100644
--- a/packages/bruno-electron/src/app/dotenv-watcher.js
+++ b/packages/bruno-electron/src/app/dotenv-watcher.js
@@ -195,15 +195,21 @@ class DotEnvWatcher {
   }
 
   closeAll() {
-    for (const [path, watcher] of this.collectionWatchers) {
-      watcher.close();
-    }
+    const pending = [];
+    const collect = (watcher) => {
+      try {
+        const result = watcher?.close();
+        if (result && typeof result.then === 'function') pending.push(result);
+      } catch (err) {}
+    };
+
+    for (const [path, watcher] of this.collectionWatchers) collect(watcher);
     this.collectionWatchers.clear();
 
-    for (const [path, watcher] of this.workspaceWatchers) {
-      watcher.close();
-    }
+    for (const [path, watcher] of this.workspaceWatchers) collect(watcher);
     this.workspaceWatchers.clear();
+
+    return Promise.allSettled(pending);
   }
 }
 
diff --git a/packages/bruno-electron/src/app/workspace-watcher.js b/packages/bruno-electron/src/app/workspace-watcher.js
index ebeca7e2c..fc782f38d 100644
--- a/packages/bruno-electron/src/app/workspace-watcher.js
+++ b/packages/bruno-electron/src/app/workspace-watcher.js
@@ -226,21 +226,24 @@ class WorkspaceWatcher {
   }
 
   closeAllWatchers() {
-    for (const [watchPath, watcher] of Object.entries(this.watchers)) {
+    const pending = [];
+    const collect = (watcher) => {
       try {
-        watcher?.close();
+        const result = watcher?.close();
+        if (result && typeof result.then === 'function') pending.push(result);
       } catch (err) {}
-    }
+    };
+
+    for (const [watchPath, watcher] of Object.entries(this.watchers)) collect(watcher);
     this.watchers = {};
 
-    for (const [watchPath, watcher] of Object.entries(this.environmentWatchers)) {
-      try {
-        watcher?.close();
-      } catch (err) {}
-    }
+    for (const [watchPath, watcher] of Object.entries(this.environmentWatchers)) collect(watcher);
     this.environmentWatchers = {};
 
-    dotEnvWatcher.closeAll();
+    const dotEnvResult = dotEnvWatcher.closeAll();
+    if (dotEnvResult && typeof dotEnvResult.then === 'function') pending.push(dotEnvResult);
+
+    return Promise.allSettled(pending);
   }
 }
 
diff --git a/packages/bruno-electron/src/index.js b/packages/bruno-electron/src/index.js
index 7ebb0ee0f..db1c7d509 100644
--- a/packages/bruno-electron/src/index.js
+++ b/packages/bruno-electron/src/index.js
@@ -123,11 +123,11 @@ const focusMainWindow = () => {
   }
 };
 
-const closeAllWatchers = () => {
-  collectionWatcher.closeAllWatchers();
-  workspaceWatcher.closeAllWatchers();
-  apiSpecWatcher.closeAllWatchers();
-};
+const closeAllWatchers = () => Promise.allSettled([
+  collectionWatcher.closeAllWatchers(),
+  workspaceWatcher.closeAllWatchers(),
+  apiSpecWatcher.closeAllWatchers()
+]);
 
 // Parse protocol URL from command line arguments (if any)
 appProtocolUrl = getAppProtocolUrlFromArgv(process.argv);
@@ -473,28 +473,47 @@ app.on('ready', async () => {
   registerOpenAPISyncIpc(mainWindow);
 });
 
-// Quit the app once all windows are closed
-app.on('before-quit', () => {
-  closeAllWatchers();
-  // Release single instance lock to allow other instances to take over
-  if (useSingleInstance && gotTheLock) {
-    app.releaseSingleInstanceLock();
-  }
+// Quit the app once all windows are closed.
+//
+// We defer the actual exit until async cleanup (chokidar fsevents handles)
+// finishes — otherwise the main process exits while native watcher cleanup
+// is mid-flight, and Chromium helper processes can detect the broken IPC
+// channel and abort(), producing the macOS "quit unexpectedly" dialog.
+let quitInProgress = false;
+app.on('before-quit', (event) => {
+  if (quitInProgress) return;
+  quitInProgress = true;
+  event.preventDefault();
 
-  try {
-    cookiesStore.saveCookieJar(true);
-  } catch (err) {
-    console.warn('Failed to flush cookies on quit', err);
-  }
+  (async () => {
+    try {
+      await Promise.race([
+        closeAllWatchers(),
+        // Cap the wait so a stuck watcher can't block exit indefinitely.
+        new Promise((resolve) => setTimeout(resolve, 2000))
+      ]);
+    } catch {}
 
-  // Stop system monitoring
-  systemMonitor.stop();
+    if (useSingleInstance && gotTheLock) {
+      try { app.releaseSingleInstanceLock(); } catch {}
+    }
 
-  try {
-    terminalManager.killAll();
-  } catch (err) {
-    console.error('Failed to kill all terminals on quit', err);
-  }
+    try {
+      cookiesStore.saveCookieJar(true);
+    } catch (err) {
+      console.warn('Failed to flush cookies on quit', err);
+    }
+
+    systemMonitor.stop();
+
+    try {
+      terminalManager.killAll();
+    } catch (err) {
+      console.error('Failed to kill all terminals on quit', err);
+    }
+
+    app.exit(0);
+  })();
 });
 
 app.on('window-all-closed', app.quit);
diff --git a/playwright/index.ts b/playwright/index.ts
index 0bb47afff..456e2b375 100644
--- a/playwright/index.ts
+++ b/playwright/index.ts
@@ -87,57 +87,56 @@ async function usePageWithTracing(
   try { await testInfo.attach('trace', { path: tracePath }); } catch { }
 }
 
-/**
- * Gracefully close an Electron app by telling it to exit with code 0.
- * This avoids the macOS "quit unexpectedly" crash dialog that appears when
- * app.context().close() kills subprocesses (renderer/GPU) abruptly before
- * the main process can shut down cleanly.
- *
- * Emits 'before-quit' first so cleanup handlers run (e.g., saving cookies to disk),
- * since app.exit() bypasses all lifecycle events.
- */
-/**
- * Bound a promise so a hung Electron process can't burn the worker teardown
- * budget. Resolves to `undefined` on timeout — the caller is expected to
- * fall back to `app.close()` (which itself is bounded below) or SIGKILL.
- */
-function withTimeout<T>(promise: Promise<T>, ms: number): Promise<T | undefined> {
+// Sentinel returned by `withTimeout` when the deadline fires before the wrapped
+// promise resolves. Using a unique symbol lets callers distinguish a real
+// timeout from a promise that legitimately resolved with `undefined`
+// (e.g. `Promise<void>` from `app.close()`).
+const WITH_TIMEOUT = Symbol('withTimeout/timeout');
+
+function withTimeout<T>(promise: Promise<T>, ms: number): Promise<T | typeof WITH_TIMEOUT> {
   return new Promise((resolve) => {
-    const timer = setTimeout(() => resolve(undefined), ms);
+    const timer = setTimeout(() => resolve(WITH_TIMEOUT), ms);
     promise.then(
       (v) => {
         clearTimeout(timer); resolve(v);
       },
       () => {
-        clearTimeout(timer); resolve(undefined);
+        clearTimeout(timer); resolve(undefined as T);
       }
     );
   });
 }
 
+/**
+ * Close an Electron app gracefully so macOS Crash Reporter doesn't fire.
+ *
+ * Strategy: close all BrowserWindows from inside the main process. The
+ * default `window-all-closed` handler then triggers `app.quit()` →
+ * `before-quit` → `will-quit` → clean exit. Helper processes (renderer/GPU)
+ * shut down via the normal IPC handshake instead of detecting a broken
+ * channel and aborting — that abort is what produced the "Electron quit
+ * unexpectedly" dialog under the previous `app.exit(0)` approach.
+ *
+ * Each step is bounded so a wedged process can't burn the worker teardown
+ * budget. SIGKILL is only sent if the process is genuinely still alive
+ * after the graceful path has timed out.
+ */
 export async function closeElectronApp(app: ElectronApplication) {
-  // Bound the graceful-quit roundtrip: if the renderer is unresponsive,
-  // `app.evaluate` can hang indefinitely (the inner `setTimeout(250)` runs in
-  // the renderer, which we can't observe externally).
   await withTimeout(
-    app.evaluate(async ({ app }) => {
-      app.emit('before-quit');
-      await new Promise((resolve) => setTimeout(resolve, 250));
-      app.exit(0);
-    }).catch(() => { /* process may have exited before CDP responded */ }),
+    app.evaluate(({ BrowserWindow }) => {
+      for (const win of BrowserWindow.getAllWindows()) {
+        if (!win.isDestroyed()) win.close();
+      }
+    }).catch(() => { /* CDP may have closed already */ }),
     3000
   );
 
-  // Bound `app.close()` too — it waits for the process to exit, and a wedged
-  // main process would otherwise hold the worker teardown open until the
-  // 30s default fires.
   const closed = await withTimeout(
     app.close().catch(() => { /* already exited */ }),
-    3000
+    5000
   );
 
-  if (closed === undefined) {
-    // Last resort: kill the underlying process so the worker can move on.
+  if (closed === WITH_TIMEOUT) {
     try { app.process()?.kill('SIGKILL'); } catch { /* already dead */ }
   }
 }