Update app.py

app.py

@@ -238,7 +238,7 @@ with gr.Blocks(title="Low Quality Video Inator (fdkaac)") as demo:
     convert_btn.click(
         fn=convert_stream,
         inputs=[use_youtube, youtube_url, video_file, downscale, faster, use_mp3, audio_only, custom_bitrate, video_bitrate],
-        outputs=[video_preview, audio_preview, download_file, step_text]
+        outputs=[video_preview, download_file, step_text]
     )
 
 demo.launch(share=False)