How to reinstall GRUB and GRUB2 on UEFI-based machines?
Issue
- The host does not boot into the GRUB menu.
- The motherboard was replaced and is now not booting to GRUB.
/boot/efi/EFI/redhat/grub.cfg
was deleted or corrupted
Environment
- Red Hat Enterprise Linux 9
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 6
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