On Wednesday 08 January 2020 09:38:32 am Felmon Davis wrote:
> I was trying to get a second monitor (a tv) to work using xrandr. I
> noticed that the screen on the laptop would suffer severe, almost
> 'psychedelic', effects if I hit a certain setting.
>
> unfortunately I don't recall the setting but the ill effect was
> consistent and rendered the disply nearly unreadable. and the only
> solution was to end the session.
>
> then by accident I hit the 'save this configuration' key and now the
> setting is permanent.
>
> btw I created a second user and it doesn't suffer from the problem.
>
> I cannot find a way to restore the proper display setting.
>
> I have been told there is no way to save configuration built into
> xrandr so (I guessed) the configuration must be stored by the
> TDERandRtray application. 

> but I don't see anything in 
> '/root/.trinity/share/config/tderandrtrayrc' and besides, if there
> were, it should affect the second user too.

Wrong username?  You probably should be looking in the user you are in the GUI 
of not root's.  Compare the broken user to the second user.

Here's mine, not sure if it helps?:

michael@local [~]# cat .trinity/share/config/tderandrtrayrc
[General]
Autostart=false

Best,
Michael