YouTube Download Error

1. Verify that the proxy address is entered correctly. The correct format is http://127.0.0.1:port_number. Avoid entering incorrect or random information.
2. YouTube video downloads save the video and audio as two separate files. After both are downloaded, they are merged into an MP4 file. If you open the video file during the download process, it will not have sound. Please wait for the download to complete and the files to be merged.