I forgot to mention the following :- GRUB states "Error can't find command grub_platform
The USB stick loads perfectly on an UEFI laptop The USB stick loads with "Safe Graphics" on an Intel platform I have used dd if=ubuntu-20.10-desktop-amd64.iso of=dev/sdc with a direct download There are others who are experiencing this problem. The boot used by latest distros HAS CHANGED............ Adversely affecting AMD BIOS based motherboards -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1905491 Title: Recent (Nov 2020) ISO copied to USB Drive cannot load To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/casper/+bug/1905491/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs