diff --git a/src/platform/updates/components/ReleaseNotificationToast.test.ts b/src/platform/updates/components/ReleaseNotificationToast.test.ts
index 021772ae2..76a5509da 100644
--- a/src/platform/updates/components/ReleaseNotificationToast.test.ts
+++ b/src/platform/updates/components/ReleaseNotificationToast.test.ts
@@ -5,6 +5,14 @@ import { beforeEach, describe, expect, it, vi } from 'vitest'
 import type { ReleaseNote } from '../common/releaseService'
 import ReleaseNotificationToast from './ReleaseNotificationToast.vue'
 
+const { commandExecuteMock } = vi.hoisted(() => ({
+  commandExecuteMock: vi.fn()
+}))
+
+const { toastErrorHandlerMock } = vi.hoisted(() => ({
+  toastErrorHandlerMock: vi.fn()
+}))
+
 // Mock dependencies
 vi.mock('vue-i18n', () => ({
   useI18n: vi.fn(() => ({
@@ -36,6 +44,18 @@ vi.mock('@/utils/markdownRendererUtil', () => ({
   renderMarkdownToHtml: vi.fn((content: string) => `<div>${content}</div>`)
 }))
 
+vi.mock('@/composables/useErrorHandling', () => ({
+  useErrorHandling: vi.fn(() => ({
+    toastErrorHandler: toastErrorHandlerMock
+  }))
+}))
+
+vi.mock('@/stores/commandStore', () => ({
+  useCommandStore: vi.fn(() => ({
+    execute: commandExecuteMock
+  }))
+}))
+
 // Mock release store
 const mockReleaseStore = {
   recentRelease: null as ReleaseNote | null,
@@ -159,6 +179,58 @@ describe('ReleaseNotificationToast', () => {
     )
   })
 
+  it('executes desktop updater flow when running in Electron', async () => {
+    mockReleaseStore.recentRelease = {
+      version: '1.2.3',
+      content: '# Test Release'
+    } as ReleaseNote
+
+    commandExecuteMock.mockResolvedValueOnce(undefined)
+
+    const mockWindowOpen = vi.fn()
+    Object.defineProperty(window, 'open', {
+      value: mockWindowOpen,
+      writable: true
+    })
+    ;(window as any).electronAPI = {}
+
+    wrapper = mountComponent()
+    await wrapper.vm.handleUpdate()
+
+    expect(commandExecuteMock).toHaveBeenCalledWith(
+      'Comfy-Desktop.CheckForUpdates'
+    )
+    expect(mockWindowOpen).not.toHaveBeenCalled()
+    expect(toastErrorHandlerMock).not.toHaveBeenCalled()
+
+    delete (window as any).electronAPI
+  })
+
+  it('shows an error toast if the desktop updater flow fails in Electron', async () => {
+    mockReleaseStore.recentRelease = {
+      version: '1.2.3',
+      content: '# Test Release'
+    } as ReleaseNote
+
+    const error = new Error('Command Comfy-Desktop.CheckForUpdates not found')
+    commandExecuteMock.mockRejectedValueOnce(error)
+
+    const mockWindowOpen = vi.fn()
+    Object.defineProperty(window, 'open', {
+      value: mockWindowOpen,
+      writable: true
+    })
+    ;(window as any).electronAPI = {}
+
+    wrapper = mountComponent()
+    await wrapper.vm.handleUpdate()
+
+    expect(toastErrorHandlerMock).toHaveBeenCalledWith(error)
+    expect(mockWindowOpen).not.toHaveBeenCalled()
+
+    delete (window as any).electronAPI
+  })
+
   it('calls handleShowChangelog when learn more link is clicked', async () => {
     mockReleaseStore.recentRelease = {
       version: '1.2.3',
diff --git a/src/platform/updates/components/ReleaseNotificationToast.vue b/src/platform/updates/components/ReleaseNotificationToast.vue
index 3e88a0751..90419f4a1 100644
--- a/src/platform/updates/components/ReleaseNotificationToast.vue
+++ b/src/platform/updates/components/ReleaseNotificationToast.vue
@@ -69,7 +69,10 @@ import { default as DOMPurify } from 'dompurify'
 import { computed, onMounted, ref, watch } from 'vue'
 import { useI18n } from 'vue-i18n'
 
+import { useErrorHandling } from '@/composables/useErrorHandling'
 import { useExternalLink } from '@/composables/useExternalLink'
+import { useCommandStore } from '@/stores/commandStore'
+import { isElectron } from '@/utils/envUtil'
 import { formatVersionAnchor } from '@/utils/formatUtil'
 import { renderMarkdownToHtml } from '@/utils/markdownRendererUtil'
 
@@ -77,6 +80,7 @@ import type { ReleaseNote } from '../common/releaseService'
 import { useReleaseStore } from '../common/releaseStore'
 
 const { buildDocsUrl } = useExternalLink()
+const { toastErrorHandler } = useErrorHandling()
 const releaseStore = useReleaseStore()
 const { t } = useI18n()
 
@@ -172,7 +176,17 @@ const handleLearnMore = () => {
   dismissToast()
 }
 
-const handleUpdate = () => {
+const handleUpdate = async () => {
+  if (isElectron()) {
+    try {
+      await useCommandStore().execute('Comfy-Desktop.CheckForUpdates')
+      dismissToast()
+    } catch (error) {
+      toastErrorHandler(error)
+    }
+    return
+  }
+
   window.open(
     buildDocsUrl('/installation/update_comfyui', { includeLocale: true }),
     '_blank'