Hi Update Managed to get the install to work beside 20.04.3 (made room with gparted and installed there) But now I find that 21.04 is almost un-usable It seems at first to be fine then mouse (and everything else) freezes for 15-20 mintues, then works for a few mintues, the freezes again AMD 3ghz, 4gb Ram & Nvidia 340 Video