12-21-2021, 11:59 AM
If you can MBR boot OK on your brothers system , it should say 'BIOS' at the bottom of the menu.
If it does, then your HP BIOS is the problem.
Check the BIOS configuration settings on the HP.
Also give details of what the USB drive is (type, model, size) etc.
Some BIOSes will not boot from USB drives larger than 128GB for instance.
If it does, then your HP BIOS is the problem.
Check the BIOS configuration settings on the HP.
Also give details of what the USB drive is (type, model, size) etc.
Some BIOSes will not boot from USB drives larger than 128GB for instance.