How to Diagnose, Fix / Repair and Remove Broken Audio / Video Codecs

Sometimes you find you can’t play some audio files, and you are sure that you have got the codec needed, how to check if the codec is broken and remove it?

Codec Tweak Tool is a free utility able to detect and remove broken references to codecs and filters. Scan the registry to detect and remove broken references to codecs and filters, Generate a detailed log of all installed codecs and filters, Enable/disable over 190 codecs and filters (if they are installed).

VLC Player
https://www.videolan.org/vlc/index.html

Codec Tweak Tool
https://www.videohelp.com/tools/Codec-Tweak-Tool/old-versions

codec sniper
https://www.softpedia.com/get/Multimedia/Video/Codec-Packs-Video-Codecs/Codec-Sniper.shtml