Mkbv82 Best

also supports similar "Pro" features like Thunderbolt 4 and improved audio. Apple Support M4 Mac Mini

The AACS system protects commercial optical media using a rotating set of encryption keys. When a newer disc featuring MKB v82 is inserted into a standard Blu-ray drive, it checks the software's host certificate. mkbv82 best

You can verify the MKB version by looking at the AACS/MKB_RO.inf file on the disc, though this is often not necessary if you follow the update steps above. Summary: The Best Way Forward also supports similar "Pro" features like Thunderbolt 4