Follow-up Comment #2, bug #39216 (project grub):
Thanks! That fixed it!
F2 -> System -> Boot Sequence -> USB Storage Device
I unselected this option with 'the SPACE key'
and now it'll boot into GRUB even with this drive attached.
I don't currently use any USB devices as a boot device so I'm fine
Follow-up Comment #1, bug #39216 (project grub):
Hi,
it looks like BIOS problem. Older BIOSes cannot handle such big devices (and
GRUB depends on BIOS services). For example BIOS freezes on my machine before
loading any bootloader if I connect 1TB USB hard drive.
If You don't use this USB hard dri
