boot device missing

Forum discussion tagged with boot device missing.
  1. R

    [SOLVED] I think I may have compromised my HDD

    So I have a laptop (Acer Aspire) that originally had windows 10 but I installed Linux Mint. Recently, I wanted to install ubuntu on with fully encrypted drives but struggled and couldn't do it. I tried changing a lot of settings including EFI File Boot, but now I just get this notice whenever...