diff --git a/lifelog-recorder/app/src/main/kotlin/com/lemon/lifelog/service/BootReceiver.kt b/lifelog-recorder/app/src/main/kotlin/com/lemon/lifelog/service/BootReceiver.kt
index a51144e..2ea25ba 100644
--- a/lifelog-recorder/app/src/main/kotlin/com/lemon/lifelog/service/BootReceiver.kt
+++ b/lifelog-recorder/app/src/main/kotlin/com/lemon/lifelog/service/BootReceiver.kt
@@ -9,11 +9,13 @@ import androidx.core.content.ContextCompat
 /**
  * Resumes recording on device boot.
  *
- * Android 14+ note: starting a `foregroundServiceType=microphone` service from a
- * BOOT_COMPLETED broadcast is allowed because RECORD_AUDIO is a "while-in-use" permission
- * that survives across reboots once granted.  If the start fails (e.g. user has revoked
- * the runtime permission), Android will throw [ForegroundServiceStartNotAllowedException]
- * and we just no-op; the user opens the app and taps "开始录音" to resume.
+ * Android 12+ note: starting a `foregroundServiceType=microphone` service from a
+ * BOOT_COMPLETED broadcast is NOT allowed — `ContextCompat.startForegroundService()`
+ * below queues the start successfully (no exception thrown here), but the actual
+ * `ForegroundServiceStartNotAllowedException` only surfaces later, inside
+ * `RecorderService.onCreate()`'s call to `startForeground()`, on the service's own
+ * call stack. The try/catch here can't catch that — see `RecorderService.onCreate()`
+ * for the real handling (posts a "tap to resume" notification instead of crashing).
  */
 class BootReceiver : BroadcastReceiver() {
     override fun onReceive(context: Context, intent: Intent) {
diff --git a/lifelog-recorder/app/src/main/kotlin/com/lemon/lifelog/service/RecorderService.kt b/lifelog-recorder/app/src/main/kotlin/com/lemon/lifelog/service/RecorderService.kt
index a7ee99b..54aff41 100644
--- a/lifelog-recorder/app/src/main/kotlin/com/lemon/lifelog/service/RecorderService.kt
+++ b/lifelog-recorder/app/src/main/kotlin/com/lemon/lifelog/service/RecorderService.kt
@@ -89,7 +89,21 @@ class RecorderService : Service() {
 
     override fun onCreate() {
         super.onCreate()
-        startForegroundCompat()
+        try {
+            startForegroundCompat()
+        } catch (e: Exception) {
+            // Android 12+ disallows starting a microphone-type FGS from a background
+            // trigger like BOOT_COMPLETED (ForegroundServiceStartNotAllowedException,
+            // API 31+ — caught as plain Exception so this also verifies on minSdk 30).
+            // The exception surfaces here, not in BootReceiver, because the FGS start
+            // is queued by startForegroundService() and only actually attempted once
+            // this service's onCreate() runs.
+            Log.w(TAG, "startForeground rejected (likely background-start restriction) — notifying user to resume manually", e)
+            val nm = getSystemService(android.app.NotificationManager::class.java)
+            nm?.notify(NOTIFICATION_ID, buildNotification("开机自动录音被系统拦截，点击打开 App 恢复录音", ongoing = false))
+            stopSelf()
+            return
+        }
         acquireWakeLock()
         isRunning = true
         RecorderState.setRunning(true)
@@ -171,6 +185,14 @@ class RecorderService : Service() {
     }
 
     override fun onDestroy() {
+        if (!isRunning) {
+            // onCreate() bailed out early (startForegroundCompat() rejected, e.g. by
+            // ForegroundServiceStartNotAllowedException) — none of the pipeline fields
+            // below were initialized, so the cleanup calls would throw
+            // UninitializedPropertyAccessException.
+            super.onDestroy()
+            return
+        }
         pipelineJob?.cancel()
         capture.stop()
         // 关掉当前块（落 manifest 留在磁盘，下次启动 listPending 续处理）。
@@ -363,7 +385,7 @@ class RecorderService : Service() {
         }
     }
 
-    private fun buildNotification(text: String = "录音中"): Notification {
+    private fun buildNotification(text: String = "录音中", ongoing: Boolean = true): Notification {
         val pi = PendingIntent.getActivity(
             this,
             0,
@@ -375,7 +397,7 @@ class RecorderService : Service() {
             .setContentText(text)
             .setSmallIcon(android.R.drawable.presence_audio_online)
             .setContentIntent(pi)
-            .setOngoing(true)
+            .setOngoing(ongoing)
             .setCategory(NotificationCompat.CATEGORY_SERVICE)
             .build()
     }