One of the main accidents when downloading YouTube videos is that they are in FLV format, a format that usually does not run on Windows without installing the codex
To protect you from downloading these codecs, or a separate converter, you have programs like YouTube downloading and transformation that allow you to download a YouTube video in AVI or other supported formats.
The application lets you download videos to AVI, MP4, MOV, WMV, MPEG, FLV, 3GP and MP3. The transition is done automatically with the download, in order to use it, you only have to enter the URL of the video, select the destination folder, select the format and download it.
Download and convert YouTube, therefore, becomes one of the most reliable and effective choices for downloading videos from YouTube.