Ubuntu 20.04.6 LTS apt problems - how to upgrade f/w?

[Jeffrey Walton]

On Wed, Nov 27, 2024 at 4:32 AM Bo Berglund <bo.berglund at gmail.com> wrote:
>
> On Wed, 27 Nov 2024 07:58:08 +0000, Colin Law <clanlaw at gmail.com> wrote:
>
> >On Wed, 27 Nov 2024 at 07:09, Bo Berglund <bo.berglund at gmail.com> wrote:
> >>
> >> Exactly *how* do I change the default kernel in grub via an SSH terminal
> >> connection??
> >> And to which should I point it?
> >>
> >> There seems to be no easily editable file to handle this unless you mean I
> >> should edit the /etc/default/grub file.
> >
> >At some point you, or someone else, must have edited /etc/default/grub.
> >
> >Edit /etc/default/grub, change it back to 0 and run
> >sudo update-grub
> >and reboot.
> >
> >Colin L.
>
> This morning I had already changed:
> GRUB_DEFAULT=3
> to
> GRUB_DEFAULT=4
>
> then:
>
> sudo update-grub
> sudo reboot
>
> And it came back up with the same kernel...

I thought you were supposed to set both GRUB_DEFAULT and
GRUB_SAVEDEFAULT. See <https://unix.stackexchange.com/q/198003>.

Jeff