To disable secure boot using a live USB you could give a look at this thread
In addition to that, have you tried also to boot setting the BIOS in CSM mode?
See e g. this arch thread
https://bbs.archlinux.org/viewtopic.php?id=241131
To disable secure boot using a live USB you could give a look at this thread
In addition to that, have you tried also to boot setting the BIOS in CSM mode?
See e g. this arch thread
https://bbs.archlinux.org/viewtopic.php?id=241131