www.makemkv.com

You are right. I have two drives I thought were the same and was using the wrong one. The one that works was a Pioneer.

Sorry, I meant DASPI kernel extension....

I just upgraded my 16" M3 MacBook Pro to an M4 MacBook Pro with Sequoia. MakeMKV is running version 1.17.8. My drive is running in OS Mode. I'm not sure if this is new but I don't remember seeing it before. All formats including UHD were working fine on my old Mac. Now with the new Mac all form...

It also appears to only request the code the first time the title is played. Subsequent playbacks in PowerDVD didn't request the code.

It gives you alternatives of getting the code by text or email

I've sent the dump file to svq@makemkv.com. This blu ray disc apparently phones home and requires a code before playing in a conventional blu ray player of PowerDVD