On Mon, 19 Feb 2018 21:14:22 +0100
"Patrick Dupre" <pdupre(a)gmx.com> wrote:
>
> Two things you need to know. Read careful:
>
> -- 0:
> You probably have a file like
>
> ~/.config/monitors.xml
>
> in your home dir - or wherever. Find it. Read it: It might be that this
> file keeps setting your monitor(s?) to wrong settings/resolutions,
> if these values in that file do not correspond with the actual
> capabilities of your monitor(s) ...
cat .config/monitors.xml
<monitors version="1">
<configuration>
<clone>no</clone>
<output name="DP-1">
<vendor>SAM</vendor>
<product>SyncMaster</product>
<serial>HVYL606149</serial>
<width>1600</width>
<height>1200</height>
<rate>60</rate>
<x>0</x>
<y>0</y>
<rotation>normal</rotation>
<reflect_x>no</reflect_x>
<reflect_y>no</reflect_y>
<primary>yes</primary>
<presentation>no</presentation>
<underscanning>no</underscanning>
</output>
<output name="HDMI-1">
<vendor>SAM</vendor>
<product>SAMSUNG</product>
<serial>0x00000000</serial>
<width>1920</width>
<height>1080</height>
Last two lines seem to be wrong. But your xrandr command seems to have
ignored them. Good, AFAICS ... ;)
<rate>59.940200805664062</rate>
<x>1600</x>
<y>0</y>
<rotation>normal</rotation>
<reflect_x>no</reflect_x>
<reflect_y>no</reflect_y>
<primary>no</primary>
<presentation>no</presentation>
<underscanning>no</underscanning>
</output>
</configuration>
</monitors>
> If in doubt: move the file away for a while - don't delete it. Then
> connect the external monitor.
>
> -- 1:
> On many (?) computers there's something like a built-in (?) key combo:
> <WindowsKey - p> - Seems to work both on Linux and Windows.
>
> If you have that on your computer, you might be able to change your
> monitor settings (external, and, IIRC, also the internal ones) with
> that combo: While this can be extremely convenient to attach
> monitors you can end up all monitors turning into black screens. In
> that case: press the combo again. If that does not help anymore I see
> four options to save you:
I can switch to 1024x768 and back to 1366x768
And the fonts, and the rest, look nice at these resolutions?
Thank.
You're welcome!
--
Wolfgang Pfeiffer