MirkoMela

Hello, I fixit the issue, now working fine, if you download my fixed EFI for iMac20,2 RX580 with iGPU computing only, remember to add some kext, I don't use AppleALC.kext...

Parallels 17 working fine from Catalina to Monterey. Allow in security & privacy

it's normal, Sata sharing with M.2 , impossible to use all port. Try to use another Sata port.

> Thanks for your replies.. > > @RobyRew I thought it was already included, and the sata drives have shown up on occasion but mostly don’t, so bit strange.. will...