12-19-2021, 08:42 PM
(12-19-2021, 08:28 PM)Midas Wrote: Check your BIOS: confirm if you're booting in UEFI (likely) or Legacy mode -- setup differs slightly in each case. But I bet this is yet another case of having Secure Boot engaged.I don't have UEFI and I don't have Secure Boot in my BIOS.
After that, try to configure your USB drive in accordance to boot your Ubuntu ISO: for details, see https://www.ventoy.net/en/doc_news.html...