Editing grub boot menu, how to save?

[Bret Busby]

On 30/10/2021, Bo Berglund <bo.berglund at gmail.com> wrote:
> I have found this webpage describing how to edit a grub boot menu item, but
> it
> does not work...
> https://docs.oracle.com/cd/E19120-01/open.solaris/819-2379/fwbme/index.html
>
> What happens is this:
> - On the boot menu I select a line I want to edit.
> - Then I hit the letter e on the keyboard and the edit starts
> - I move the cursor to where I will add text and type away
> - Now I want to save the edit but *there is no save cmd*!!!
>
> The help line at the bottom has other explanations like TAB for completion
> and
> Ctrl-x or F10 to reboot and ESC to return while discarding edits.
>
> But nowhere is there a way to actually *save* the edited menu entry!
>
> I just want to change the label so that it is unmistakable *what* is going
> to
> boot by that line.
> Currently my top line only says "Ubuntu" and since there are multiple
> Ubuntus
> this is not very user friendly!
>
> The help text says at the beginning that this is an  Emacs like environment,
> but
> I have never ever used Emacs so if there is a specific "commonly known" key
> combination to save the edit, I do not know it.
>
> Googling "Emacs save command" says that Ctrl-x followed by Ctrl-s will save
> the
> work, but in this case Ctrl-x will actually exit without saving and continue
> the
> boot operation instead!
>
> Any ideas?
>
>
> --
> Bo Berglund
> Developer in Sweden
>

Out of interest, a grub-help mailing list exists.

See https://www.gnu.org/software/grub/
and https://www.gnu.org/software/grub/grub-mailinglist.html

-- 
Bret Busby
Armadale
West Australia
(UTC+0800)
..............