www.makemkv.com

I found my solution via another post. It had to do with Windows Controlled Folder Access.

viewtopic.php?p=119664#p119664

Hey Woodstock - that was it! Thanks for your help. I'm on Windows 10 21H1 build 19043.1526, and keep pretty up to date. For future reference and anyone facing similar issues I adjusted the Ransomware Protection settings on this path: Windows Security > Virus & Threat Protection > Manage Ransomwa...

Is it possible to download a previous version of MakeMKV? Yesterday I installed v1.16.7 win(x64-release). I cannot recall if my previous version was 1.16.5 or 1.16.4. When I installed v1.16.7, I already had a Blu-Ray in the drive that MakeMKV recognized. As soon as I installed v1.16.7 I got this err...

I'm wondering if you actually bricked it. I'm getting the "The program can't find any usable optical drives." error, too. It only started after I upgraded to MakeMKV v1.16.7 win(x64-release). In fact, I had a Blu-Ray disc in the drive that was recognized by my previous MakeMKV install when...