diff --git a/src/main/services/CaptureService.ts b/src/main/services/CaptureService.ts
index d42188a..63e0b76 100644
--- a/src/main/services/CaptureService.ts
+++ b/src/main/services/CaptureService.ts
@@ -67,6 +67,9 @@ export class CaptureService {
 
   async deleteNote(noteId: string): Promise<void> {
     // v0.2.3 #4: hard delete → soft delete. media 보존 (restore 시 필요).
+    // 이미 trash 인 노트는 telemetry emit skip — restore/trash ratio 오염 방지.
+    const note = this.repo.findById(noteId);
+    if (!note || note.deletedAt !== null) return;
     this.repo.trash(noteId, new Date().toISOString());
     if (this.deps.telemetry) {
       await this.deps.telemetry.emit({ kind: 'trash', payload: { noteId } }).catch(() => {});
@@ -74,6 +77,9 @@ export class CaptureService {
   }
 
   async restoreNote(noteId: string): Promise<void> {
+    // 이미 active 인 노트는 telemetry emit skip — restore/trash ratio 오염 방지.
+    const note = this.repo.findById(noteId);
+    if (!note || note.deletedAt === null) return;
     this.repo.restore(noteId);
     if (this.deps.telemetry) {
       await this.deps.telemetry.emit({ kind: 'restore', payload: { noteId } }).catch(() => {});
@@ -81,8 +87,14 @@ export class CaptureService {
   }
 
   async permanentDeleteNote(noteId: string): Promise<void> {
+    // 존재하지 않는 노트는 emit skip — 메트릭 오염 방지.
+    const note = this.repo.findById(noteId);
+    if (!note) return;
     this.repo.permanentDelete(noteId);
-    await this.store.deleteNoteDirectory(noteId);
+    // best-effort media cleanup — disk 실패해도 telemetry/IPC 흐름은 그대로 (orphan dir
+    // 은 future janitor 가 정리). emptyTrash 와 동일 패턴.
+    try { await this.store.deleteNoteDirectory(noteId); }
+    catch { /* best-effort */ }
     if (this.deps.telemetry) {
       await this.deps.telemetry.emit({ kind: 'permanent_delete', payload: { noteId } }).catch(() => {});
     }