Hi.. I'm currently back on macOS but ran Ubuntu 20.04 on my iMac for ~4 months exclusively. As in no macOS install at all. Purely Ubuntu. At least once a month, my boot disk would revert to read only.

I ran the grub configuration and was unable to fix whatever it found. Anyhow, when I rebooted my machine, My winXP partition was labled as "other" and I wasn unable to boot it.<BR><BR>I tried recovery ...