diff --git a/plugins/notification-resources/package.json b/plugins/notification-resources/package.json
index 6e1555e0e42..dc6d91b78cb 100644
--- a/plugins/notification-resources/package.json
+++ b/plugins/notification-resources/package.json
@@ -13,7 +13,9 @@
     "build:watch": "compile ui",
     "_phase:build": "compile ui",
     "_phase:format": "format src",
-    "_phase:validate": "compile validate"
+    "_phase:validate": "compile validate",
+    "test": "jest --passWithNoTests --silent",
+    "_phase:test": "jest --passWithNoTests --silent"
   },
   "devDependencies": {
     "@hcengineering/platform-rig": "workspace:^0.7.21",
diff --git a/plugins/notification-resources/src/desktop.test.ts b/plugins/notification-resources/src/desktop.test.ts
new file mode 100644
index 00000000000..4845444607d
--- /dev/null
+++ b/plugins/notification-resources/src/desktop.test.ts
@@ -0,0 +1,70 @@
+//
+// Copyright © 2026 Hardcore Engineering Inc.
+//
+// Licensed under the Eclipse Public License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License. You may
+// obtain a copy of the License at https://www.eclipse.org/legal/epl-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+import { isDesktopClient } from './desktop'
+
+describe('isDesktopClient', () => {
+  const globalAny = globalThis as any
+  const originalWindow = globalAny.window
+
+  afterEach(() => {
+    if (originalWindow === undefined) {
+      delete globalAny.window
+    } else {
+      globalAny.window = originalWindow
+    }
+  })
+
+  it('returns false in a regular https browser context', () => {
+    globalAny.window = {
+      location: { protocol: 'https:' }
+    }
+    expect(isDesktopClient()).toBe(false)
+  })
+
+  it('returns false when window is undefined (SSR / node)', () => {
+    delete globalAny.window
+    expect(isDesktopClient()).toBe(false)
+  })
+
+  it('returns true when the Electron IPC bridge is exposed on window', () => {
+    // The desktop preload script exposes the IPC bridge as `window.electron`
+    // (see desktop/src/ui/typesUtils.ts).
+    globalAny.window = {
+      electron: { sendNotification: jest.fn() },
+      // protocol is still https here — bridge alone must be enough
+      location: { protocol: 'https:' }
+    }
+    expect(isDesktopClient()).toBe(true)
+  })
+
+  it('returns true when the page is loaded from file:// (matches the failing scope in the bug report)', () => {
+    // The reported error showed scope `file:///workbench/n3-…` and script
+    // `file:///serviceWorker.js`. The file: protocol alone should disable
+    // push registration even if the bridge isn't visible yet.
+    globalAny.window = {
+      location: { protocol: 'file:' }
+    }
+    expect(isDesktopClient()).toBe(true)
+  })
+
+  it('treats a null electron property as not-a-bridge', () => {
+    globalAny.window = {
+      electron: null,
+      location: { protocol: 'https:' }
+    }
+    expect(isDesktopClient()).toBe(false)
+  })
+})
diff --git a/plugins/notification-resources/src/desktop.ts b/plugins/notification-resources/src/desktop.ts
new file mode 100644
index 00000000000..86d312240ff
--- /dev/null
+++ b/plugins/notification-resources/src/desktop.ts
@@ -0,0 +1,23 @@
+//
+// Copyright © 2025 Hardcore Engineering Inc.
+//
+// Licensed under the Eclipse Public License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License. You may
+// obtain a copy of the License at https://www.eclipse.org/legal/epl-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+/**
+ * Detects whether the renderer is running inside the desktop (Electron) client.
+ */
+export function isDesktopClient (): boolean {
+  if (typeof window === 'undefined') return false
+  if ((window as any).electron != null) return true
+  return window.location?.protocol === 'file:'
+}
diff --git a/plugins/notification-resources/src/utils.ts b/plugins/notification-resources/src/utils.ts
index e0a1dd69910..fd777a88b2c 100644
--- a/plugins/notification-resources/src/utils.ts
+++ b/plugins/notification-resources/src/utils.ts
@@ -66,6 +66,7 @@ import { getObjectLinkId, parseLinkId } from '@hcengineering/view-resources'
 import type { LocationData } from '@hcengineering/workbench'
 import { get, writable } from 'svelte/store'
 
+import { isDesktopClient } from './desktop'
 import { InboxNotificationsClientImpl } from './inboxNotificationsClient'
 import { type InboxData, type InboxNotificationsFilter } from './types'
 
@@ -689,6 +690,10 @@ export const pushAllowed = writable<boolean>(false)
 
 export async function checkPermission (value: boolean): Promise<boolean> {
   if (!value) return true
+  if (isDesktopClient()) {
+    pushAllowed.set(false)
+    return false
+  }
   if ('serviceWorker' in navigator && 'PushManager' in window) {
     try {
       const loc = getCurrentLocation()
@@ -725,6 +730,7 @@ function addWorkerListener (): void {
 }
 
 export function pushAvailable (): boolean {
+  if (isDesktopClient()) return false
   const publicKey = getMetadata(notification.metadata.PushPublicKey)
   return (
     'serviceWorker' in navigator &&
@@ -736,6 +742,10 @@ export function pushAvailable (): boolean {
 }
 
 export async function subscribePush (): Promise<boolean> {
+  if (isDesktopClient()) {
+    pushAllowed.set(false)
+    return false
+  }
   const client = getClient()
   const publicKey = getMetadata(notification.metadata.PushPublicKey)
   if ('serviceWorker' in navigator && 'PushManager' in window && publicKey !== undefined) {