www.makemkv.com

I am definitely not an expert on this subject, or even very tech-savvy at all, but I'm pretty sure the way that each of these programs backs up the Blu-rays is done slightly differently, resulting in different files with different checksums, even though they are all of the same video. I've used a fe...

Looking at a BD I have here, the CERTIFICATE folder is part of the expected structure of a BD. You may encounter programs that won't work if it isn't present. And, being a BACKUP of the disk, it would make sense that MakeMKV would copy it to the backup. So, experiment - playing the files still work...

Bumpity bump bump. Another way of asking the same question: If I delete the CERTIFICATE and MAKEMKV folders, can I still use my Blu-ray back-up without issue? e.g. Can I still burn it using ImgBurn and play it using TMT/VLC/MPC-HC? The MAKEMKV folder is quite peculiar to me. The fact that the folder...

I've backed up my first Blu-ray with v1.8.11 for Windows and now have three folders on my hard drive. BDMV obviously has the contents of the movie inside. I'm wondering what the files inside the CERTIFICATE and MAKEMKV folders are for.