The program can't find any usable optical drives.

[danzzerss]

hi, all I haven't used the programme for a while, it's saying (The program can't find any usable optical drives.) hence the disc isn't showing up...... please help

winston

Edit: Locked in favor of https://makemkv.com/forum/viewtopic.php?f=1&t=14702 with the exact same subject and relevant information.