www.makemkv.com

Thanks for posting all of this. I had some issues understanding the instructions with makeMKV in a snap on Ubuntu, so I ran the GUI on Windows and it was a breeze for an "archgon Premium Aluminum External USB 3.0 UHD 4K Blu-Ray Writer Super Drive for PC and Mac" that identifies as BD-RE BU...

It sounds like you have a Ubuntu snap version of MakeMKV. Run this command: sudo snap connect makemkv:removable-storage That should grant it access to external drives. I am running the snap and the command that worked for me was sudo snap connect makemkv:removable-media which i figured out from htt...