Bug#1101326: grub-common: Cannot switch back from UEFI to Legacy Mode

2025-03-25 Thread Pascal Hambourg
On 25/03/2025 at 21:07, Hartmut Krüger wrote: Hello, Thank you for the prompt reply. I followed your advice and ran grub-install /dev/sdb . This re-established automatic booting. However, I don't understand the fix. Why does Grub2 work in legacy mode on an HDD but not on an SSD? GRUB works on e

Bug#1101326: grub-common: Cannot switch back from UEFI to Legacy Mode

2025-03-25 Thread Pascal Hambourg
The BIOS is probably trying to boot from the wrong disk. You can install GRUB on the hard disk, let the machine boot automatically and, if it shows the GRUB menu, enter grub shell and check the output of 'ls'. If it shows hd0 (the boot disk) with one partition and hd1 with 5 partitions, then i