standard. It is widely used to reduce video file sizes—often by ratios of 200:1 or more
Are you trying to play these files on a (like a TV or phone)? XVID files: How to open and use them - Adobe xvid video codec vlc
VLC Media Player is widely recommended for Xvid playback because it uses built-in, open-source libraries to decode these files without requiring separate codec installations. Playing Xvid Files on VLC Player - Free-Codecs.com standard