diff --git a/src/main/index.ts b/src/main/index.ts
index 073556c..52f9f4a 100644
--- a/src/main/index.ts
+++ b/src/main/index.ts
@@ -32,6 +32,7 @@ import { ImportService } from './services/ImportService.js';
 import { SyncService } from './services/SyncService.js';
 import { TelemetryService } from './services/TelemetryService.js';
 import { SettingsService } from './services/SettingsService.js';
+import { collectAutostartState } from './services/AutostartDiagnostic.js';
 import { DEFAULT_OLLAMA_ENDPOINT, DEFAULT_OLLAMA_MODEL } from '../shared/constants.js';
 
 const HIDDEN_ARG = '--hidden';
@@ -84,14 +85,8 @@ app.whenReady().then(async () => {
       writeFileSync(initFlag, new Date().toISOString());
       logger.info('autostart.enabled.firstRun');
     }
-    // v0.2.6 #45 진단 — 실제 LoginItem 상태 확인 (args 전달 vs 미전달 차이)
-    const withArgs = app.getLoginItemSettings({ args: [HIDDEN_ARG] });
-    const noArgs = app.getLoginItemSettings();
-    logger.info('autostart.state', {
-      withArgs: { openAtLogin: withArgs.openAtLogin, executableWillLaunchAtLogin: withArgs.executableWillLaunchAtLogin },
-      noArgs: { openAtLogin: noArgs.openAtLogin, executableWillLaunchAtLogin: noArgs.executableWillLaunchAtLogin },
-      expectedArgs: [HIDDEN_ARG]
-    });
+    // v0.2.6 #45 진단 — startup 로그. 같은 정보가 SettingsPage 진단 패널에도 surface (collectAutostartState single source of truth).
+    void collectAutostartState().then((state) => logger.info('autostart.state', { ...state }));
   }
   const db = openDb(paths.dbFile);
   const repo = new NoteRepository(db);
diff --git a/src/renderer/inbox/components/settings/BackupSection.tsx b/src/renderer/inbox/components/settings/BackupSection.tsx
index 37722ef..d1d9d7b 100644
--- a/src/renderer/inbox/components/settings/BackupSection.tsx
+++ b/src/renderer/inbox/components/settings/BackupSection.tsx
@@ -4,14 +4,12 @@ import { inboxApi } from '../../api.js';
 export function BackupSection(): React.ReactElement {
   const [status, setStatus] = useState<string | null>(null);
 
+  // IPC 핸들러 (settingsApi.ts) 가 자체 try/catch + Notification 으로 결과를 사용자에게 알림.
+  // 이 컴포넌트의 status 는 보조 진행 표시 — 결과 (성공/실패) 는 native UX 에 의존.
   async function run(label: string, fn: () => Promise<unknown>): Promise<void> {
     setStatus(`${label}: 진행 중...`);
-    try {
-      await fn();
-      setStatus(`${label}: 완료`);
-    } catch (e) {
-      setStatus(`${label}: 실패 — ${(e as Error).message}`);
-    }
+    await fn();
+    setStatus(null);
   }
 
   return (
diff --git a/src/shared/types.ts b/src/shared/types.ts
index cb1eb9f..883651e 100644
--- a/src/shared/types.ts
+++ b/src/shared/types.ts
@@ -116,7 +116,7 @@ export interface InboxApi {
   runImport(): Promise<{ ok: true }>;
   runSync(): Promise<{ ok: true }>;
   runExportTelemetry(): Promise<{ ok: true }>;
-  // v0.2.7 정보 섹션 (Task 11) — 트레이 showAboutDialog 의 IPC 대응. 트레이 잔류 → Task 25 cleanup.
+  // 정보 섹션 — 트레이 showAboutDialog 의 IPC 대응.
   getAppInfo(): Promise<{
     version: string;
     electron: string;