I've confirmed that this issue is still present in Ubuntu focal.
** Changed in: grub2 (Ubuntu)
Status: Incomplete => New
** Tags added: focal
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** Changed in: grub2 (Ubuntu)
Status: New => Incomplete
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Bugs, which
Agreed. I was about to file a bug to the effect of grub-set-default
does not work.
Also, the grub-set-default(8) and grub-reboot(8) man pages clearly need
to mention this caveat.
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