diff --git a/apps/desktop/src/main/browser/browser-profile.ts b/apps/desktop/src/main/browser/browser-profile.ts
index b368125..def7f59 100644
--- a/apps/desktop/src/main/browser/browser-profile.ts
+++ b/apps/desktop/src/main/browser/browser-profile.ts
@@ -324,10 +324,11 @@ export async function importBrowserProfile(sourceId: string, profileDir: string)
   try {
     applyStagedToPartition(staging)
   } catch (err) {
-    rmSync(staging, { recursive: true, force: true })
     if (!isLockError(err)) {
+      rmSync(staging, { recursive: true, force: true })
       throw new Error(`导入写入失败: ${err instanceof Error ? err.message : String(err)}`)
     }
+    // 占用错误：暂存目录保留，写 meta 后整体 rename 到 pending
     const deferredNote = '检测到受管浏览器数据正被本应用占用，已计划在重启应用后自动完成导入。'
     mkdirSync(join(app.getPath('userData'), 'Partitions'), { recursive: true })
     rmSync(pendingDir(), { recursive: true, force: true })