On Fri, Jan 21, 2022 at 02:33:44PM +0100, Michael Prokop wrote: > * Marc Haber [Fri Jan 21, 2022 at 01:03:13PM +0100]: > > I tried dd'ing the memtest86+.iso to two differen USB sticks. Both don't > > boot on two different older ThinkPad Notebooks (one T520 and one X121e) > > - the systems just fall back to the Boot Menu. The Free-as-in-Beer > > memtest.iso from memtest86.com works fine on both boxes. > > I suppose your system runs with EFI, while memtest86+ needs 16-bit > boot and doesn't work with EFI systems, AFAIK.
memtest86+.elf on the same system runs fine if booted from an USB stick with grub-pc (not grub-efi). Is that a possible indication that the system doesn't run with EFI? I'd like to keep it running until tomorrow. Greetings Marc -- ----------------------------------------------------------------------------- Marc Haber | "I don't trust Computers. They | Mailadresse im Header Leimen, Germany | lose things." Winona Ryder | Fon: *49 6224 1600402 Nordisch by Nature | How to make an American Quilt | Fax: *49 6224 1600421