Joril,

On Fri, 13 Mar 2020 15:04:19 +0100 Joril <jorilx@???> wrote:
> The problem is that (at least under Devuan Beowulf)
> /etc/lightdm/lightdm-gtk-greeter.conf
> is a symlink to
> /etc/alternatives/lightdm-gtk-greeter.conf
> which in turn is a symlink to
> /etc/lightdm/lightdm-gtk-greeter.conf-devuan-cinnabar
>
> So you end up losing the original lightdm-gtk-greeter.conf-devuan-cinnabar.

I am not sure what you expect ot happen here?

If you edit the settings with this tool, files in /etc/lightdm will be
changed. If you need to restore, you can always reinstall.

Or am I missing something or misunderstanding you?

Mark