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?
Not really. The display is larger, it's all.
>
> >
> > Thank.
>
> You're welcome!
> --
> Wolfgang Pfeiffer
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