This is very true, I have found if both are installed SDM handles this
better than LightDM and GDM (Personal experience only)

On Wed, Mar 23, 2022 at 10:45 AM Brian Cluff via PLUG-discuss <
plug-discuss@lists.phxlinux.org> wrote:

> On 3/22/22 16:20, AZ Pete via PLUG-discuss wrote:
>
> I was thinking of trying KDE, but do I have to re-install a new Kubuntu
> O/S to have KDE or is there a way to install the KDE desktop on my Ubuntu
> 20.04 (Gnome) desktop?
>
>
> Strictly speaking, yes you can install KDE and GNOME at the same time, but
> it can lead to the 2 desktops fighting for which desktop gets to handle
> settings on the other and which programs are the default as well as other
> quirks which can lead to a strange and sub-optimal desktop experience.
> You could also tell the system to completely uninstall GNOME, but by the
> time you got it completely removed you would find it faster to just put a
> fresh install of Kubuntu on your system.
>
> If I were you I would just  backup my home directory and do a fresh
> install.
>
> In the past the (k)ubuntu installer would preserve your home directory
> when it detected you were installing a system over an existing install.  I
> don't know if that's still true, but if it is, it would make it an
> extremely fast switch... but make sure you backup your home just in case it
> doesn't work anymore.
>
> Brian Cluff
>
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-- 
A mouse trap, placed on top of your alarm clock, will prevent you from
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Stephen