STANDARD Codecs for Windows 7, 8, 10, and 11 pack does:
UPGRADE installations are fully functional! (but not recommended)
If you are upgrading to solve an issue, you should UNINSTALL the old version
Current releases support 4K, HDR<>SDR, and 3D decoding.
Changes in STANDARD Codecs 12.2.1 for Windows 10 and 11:
The default is English and the installer includes support for the following other languages. Arabic, Chinese Simplified/Traditional, Japanese, Czech, Danish, Dutch, Finnish, French, German, and Greek. Italian, Norwegian, Portuguese, Russian, Spanish, Polish, Swedish,, and Turkish.