${escape(locale.messages.startupFailed)}
${escape(locale.messages.startupReinstallAdvice)}
-${profileRecovery ? `${escape(locale.messages.startupConfigurationAdvice)}
` : ''}
-${escape(message)}
-
-${profileRecovery ? `
-` : ''}
-`
-}
diff --git a/apps/desktop/tests/development-project.spec.ts b/apps/desktop/tests/development-project.spec.ts
index 22663180be..a68bcf6af5 100644
--- a/apps/desktop/tests/development-project.spec.ts
+++ b/apps/desktop/tests/development-project.spec.ts
@@ -79,7 +79,7 @@ describe('desktop development project', () => {
expect(manager.listPlugins()).toEqual([{ name: 'development-plugin', version: '1.0.0', enabled: true }])
await manager.mutate({ type: 'plugin-remove', name: 'development-plugin' }, hooks)
expect(manager.listPlugins()).toEqual([])
- await manager.resetConfiguration(hooks)
+ await manager.disableAllPlugins()
expect(readFileSync(join(cli, 'package.json'), 'utf8')).toBe('{"name":"@deepseek-ai/dsh","version":"1.2.3"}\n')
expect(readFileSync(join(host, 'lib', 'index.js'), 'utf8')).toBe('')
diff --git a/apps/desktop/tests/expected/fatal-dialog-en.txt b/apps/desktop/tests/expected/fatal-dialog-en.txt
new file mode 100644
index 0000000000..1e946adee2
--- /dev/null
+++ b/apps/desktop/tests/expected/fatal-dialog-en.txt
@@ -0,0 +1,9 @@
+DeepSeek Harness is unavailable
+DeepSeek Harness is unavailable
+Desktop Host failed
+Plugin initialization failed
+
+If application files are missing or damaged, close the application and reinstall it. Your tasks are stored separately.
+Exit
+Restart
+Disable all third-party plugins and restart
diff --git a/apps/desktop/tests/expected/fatal-dialog-zh-CN.txt b/apps/desktop/tests/expected/fatal-dialog-zh-CN.txt
new file mode 100644
index 0000000000..579d55c26b
--- /dev/null
+++ b/apps/desktop/tests/expected/fatal-dialog-zh-CN.txt
@@ -0,0 +1,9 @@
+DeepSeek Harness 无法使用
+DeepSeek Harness 无法使用
+Desktop Host failed
+Plugin initialization failed
+
+如果应用文件缺失或损坏，请关闭应用并重新安装。任务数据存储在独立位置。
+退出
+重启
+禁用全部第三方插件并重启
diff --git a/apps/desktop/tests/expected/startup-en-profile.txt b/apps/desktop/tests/expected/startup-en-profile.txt
deleted file mode 100644
index 29bfba4506..0000000000
--- a/apps/desktop/tests/expected/startup-en-profile.txt
+++ /dev/null
@@ -1,8 +0,0 @@
-DeepSeek Harness could not start
-Choose a recovery action below. Disabling third-party plugins retains their files.
-Reset Desktop deletes all Desktop profile configuration and third-party plugins without a backup, then starts a fresh profile. Shared tasks and settings are retained.
-If application files are missing or damaged, close the application and reinstall it. Your tasks are stored separately.
-Failure details
-Close and restart
-Disable all third-party plugins and retry
-Reset Desktop and retry
diff --git a/apps/desktop/tests/expected/startup-en-restart.txt b/apps/desktop/tests/expected/startup-en-restart.txt
deleted file mode 100644
index af2ea1dddc..0000000000
--- a/apps/desktop/tests/expected/startup-en-restart.txt
+++ /dev/null
@@ -1,5 +0,0 @@
-DeepSeek Harness could not start
-Choose a recovery action below. Disabling third-party plugins retains their files.
-If application files are missing or damaged, close the application and reinstall it. Your tasks are stored separately.
-Failure details
-Close and restart
diff --git a/apps/desktop/tests/expected/startup-zh-CN-profile.txt b/apps/desktop/tests/expected/startup-zh-CN-profile.txt
deleted file mode 100644
index f37bdf417f..0000000000
--- a/apps/desktop/tests/expected/startup-zh-CN-profile.txt
+++ /dev/null
@@ -1,8 +0,0 @@
-DeepSeek Harness 无法启动
-请选择下方的恢复操作。禁用第三方插件会保留插件文件。
-重置 Desktop 会删除桌面端的全部 profile 配置和第三方插件，不保留备份，然后重新初始化并启动。共享任务和设置会保留。
-如果应用文件缺失或损坏，请关闭应用并重新安装。任务数据存储在独立位置。
-Failure details
-关闭并重启
-禁用全部第三方插件并重试
-重置 Desktop 并重试
diff --git a/apps/desktop/tests/expected/startup-zh-CN-restart.txt b/apps/desktop/tests/expected/startup-zh-CN-restart.txt
deleted file mode 100644
index c9fcb94f46..0000000000
--- a/apps/desktop/tests/expected/startup-zh-CN-restart.txt
+++ /dev/null
@@ -1,5 +0,0 @@
-DeepSeek Harness 无法启动
-请选择下方的恢复操作。禁用第三方插件会保留插件文件。
-如果应用文件缺失或损坏，请关闭应用并重新安装。任务数据存储在独立位置。
-Failure details
-关闭并重启
diff --git a/apps/desktop/tests/fatal-recovery.spec.ts b/apps/desktop/tests/fatal-recovery.spec.ts
new file mode 100644
index 0000000000..3a1e0d7bb8
--- /dev/null
+++ b/apps/desktop/tests/fatal-recovery.spec.ts
@@ -0,0 +1,85 @@
+import { afterEach, expect, it, vi } from 'vitest'
+import type { MessageBoxOptions } from 'electron'
+import { DesktopFatalRecovery } from '../src/fatal-recovery.ts'
+import { resolveDesktopLocale } from '../src/locale.ts'
+
+function fixture(locale = 'en') {
+ const choice = Promise.withResolvers<{ response: number; checkboxChecked: boolean }>()
+ const stopped = Promise.withResolvers