diff --git a/dist-electron/main.js b/dist-electron/main.js
index 1f75be9..47c50f2 100644
--- a/dist-electron/main.js
+++ b/dist-electron/main.js
@@ -119,7 +119,7 @@ function startMouseTracking() {
       isHookStarted = true;
       return { success: true, message: "Mouse tracking started", startTime: recordingStartTime };
     } catch (error) {
-      console.error("❌ Failed to start mouse tracking:", error);
+        console.error("Failed to start mouse tracking:", error);
       isMouseTrackingActive = false;
       return { success: false, message: "Failed to start hook", error };
     }
diff --git a/electron/ipc/mouseTracking.ts b/electron/ipc/mouseTracking.ts
index 91be57b..63f8409 100644
--- a/electron/ipc/mouseTracking.ts
+++ b/electron/ipc/mouseTracking.ts
@@ -40,7 +40,7 @@ export function startMouseTracking() {
       isHookStarted = true
       return { success: true, message: 'Mouse tracking started', startTime: recordingStartTime }
     } catch (error) {
-      console.error('❌ Failed to start mouse tracking:', error)
+      console.error('Failed to start mouse tracking:', error)
       isMouseTrackingActive = false
       return { success: false, message: 'Failed to start hook', error }
     }
diff --git a/electron/main.ts b/electron/main.ts
index 532e977..3207429 100644
--- a/electron/main.ts
+++ b/electron/main.ts
@@ -51,7 +51,7 @@ async function ensureRecordingsDir() {
 // │
 process.env.APP_ROOT = path.join(__dirname, '..')
 
-// 🚧 Use ['ENV_NAME'] avoid vite:define plugin - Vite@2.x
+// Use ['ENV_NAME'] avoid vite:define plugin - Vite@2.x
 export const VITE_DEV_SERVER_URL = process.env['VITE_DEV_SERVER_URL']
 export const MAIN_DIST = path.join(process.env.APP_ROOT, 'dist-electron')
 export const RENDERER_DIST = path.join(process.env.APP_ROOT, 'dist')
diff --git a/src/components/video-editor/VideoEditor.tsx b/src/components/video-editor/VideoEditor.tsx
index 974424c..7724abd 100644
--- a/src/components/video-editor/VideoEditor.tsx
+++ b/src/components/video-editor/VideoEditor.tsx
@@ -59,13 +59,13 @@ export default function VideoEditor() {
   function togglePlayPause() {
     const playback = videoPlaybackRef.current;
     const video = playback?.video;
-    console.log('🎮 Toggle play/pause:', { hasVideo: !!video, isPlaying, action: isPlaying ? 'pause' : 'play' });
+    console.log('Toggle play/pause:', { hasVideo: !!video, isPlaying, action: isPlaying ? 'pause' : 'play' });
     if (!playback || !video) return;
 
     if (isPlaying) {
       playback.pause();
     } else {
-      playback.play().catch(err => console.error('❌ Video play failed:', err));
+      playback.play().catch(err => console.error('Video play failed:', err));
     }
   }
 
@@ -88,13 +88,13 @@ export default function VideoEditor() {
       depth: DEFAULT_ZOOM_DEPTH,
       focus: { cx: 0.5, cy: 0.5 },
     };
-    console.log('➕ Zoom region added:', newRegion);
+    console.log('Zoom region added:', newRegion);
     setZoomRegions((prev) => [...prev, newRegion]);
     setSelectedZoomId(id);
   }, []);
 
   const handleZoomSpanChange = useCallback((id: string, span: Span) => {
-    console.log('⏱️ Zoom span changed:', { id, start: Math.round(span.start), end: Math.round(span.end) });
+    console.log('Zoom span changed:', { id, start: Math.round(span.start), end: Math.round(span.end) });
     setZoomRegions((prev) =>
       prev.map((region) =>
         region.id === id
@@ -137,7 +137,7 @@ export default function VideoEditor() {
   }, [selectedZoomId]);
 
   const handleZoomDelete = useCallback((id: string) => {
-    console.log('🗑️ Zoom region deleted:', id);
+    console.log('Zoom region deleted:', id);
     setZoomRegions((prev) => prev.filter((region) => region.id !== id));
     if (selectedZoomId === id) {
       setSelectedZoomId(null);
diff --git a/vite.config.ts b/vite.config.ts
index 1bb441d..1bd814d 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -27,7 +27,7 @@ export default defineConfig({
       },
       // Ployfill the Electron and Node.js API for Renderer process.
       // If you want use Node.js in Renderer process, the `nodeIntegration` needs to be enabled in the Main process.
-      // See 👉 https://github.com/electron-vite/vite-plugin-electron-renderer
+      // See https://github.com/electron-vite/vite-plugin-electron-renderer
       renderer: process.env.NODE_ENV === 'test'
         // https://github.com/electron-vite/vite-plugin-electron-renderer/issues/78#issuecomment-2053600808
         ? undefined