boot an alternate kernel

[Oliver Grawert]

hi,
Am Mittwoch, dem 25.05.2022 um 18:04 -0700 schrieb Bob:

> I tried the grub-install command 

this is almost always the wrong command, it will just overwrite the
bootloader executable on disk, but not change any config. 

the proper command to re-generate your bootloader config in ubuntu is:

    sudo update-grub

ciao
	oli
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