67
votes
Accepted
i3wm: How to move workspaces between monitors?
You can define a binding in your i3 config. Note: windows are called "containers", and monitors are called "outputs". The relevant documentation is here.
move workspace to output ...
- 1,833
21
votes
Accepted
i3wm: How to move windows between monitors?
For windows and workspaces, you need to define a binding in your i3 config. Note: windows are called "containers", and monitors are called "outputs".
For moving windows:
move container to output ...
- 1,833
20
votes
i3wm: How to move workspaces between monitors?
The workspace can be explicitly specified by name like this, for values of workspace_name and output_name:
i3-msg '[workspace="workspace_name"]' move workspace to output output_index
Note that if you ...
- 301
19
votes
Accepted
Switch between monitors with dual display state [awesome wm]
Yes there should be.
Try Mod+Ctrl+j to focus the next screen.
Then Mod+Ctrl+k should focus the previous screen.
- 4,663
18
votes
Cursor flickers with xrandr scaling
This workaround helped me. What I do now is after performing a xrandr scale, I run an extra command which stops the mouse flicker.
xrandr --output eDP-1 --auto --output HDMI-2 --auto --scale 2x2 --...
- 349
13
votes
VNC-Server as a virtual X11 monitor to expand screen problem
Using Fedora 26, I faced the same issue with VIRTUAL1 not being shown by xrandr command.
Then I followed this instructions , to reuse an empty output, like HDMI-2, and it worked quite well, but:
...
11
votes
i3wm: How to move workspaces between monitors?
To move to the next workspace, you can use:
bindsym $mod+Ctrl+greater move workspace to output next
docs
This has the advantage of being agnostic as to the position of the workspace - it just cycles ...
- 237
10
votes
Double screen: desktops "moving" with the mouse
This just happened to me. The solution: Hold down the ALT key and roll the mouse wheel. It was a zoom feature that accidentally got triggered when I held down ALT and didn't notice I moved my wheel.
...
- 101
9
votes
Accepted
Disable laptop screen and use only VGA
Run the command xrandr -q to shows the exact names.
xrandr -q | grep 'VGA\|HDMI\|DP\|LVDS'
This is a sample command to turn off LVDS-1 and enable VGA-1:
xrandr --output LVDS-1 --off --output VGA-1 -...
- 69.9k
8
votes
How can I swap my two screens, left to right?
I use Ubuntu 20.4, and pressed Win-P accidentally, and fuzzled around with the several options. To switch back to my original setting I used:
press Win-P
selected "Built in only"
then ...
- 81
8
votes
How can I get stable video output names?
I ran into similar issues, and thought it would be useful to add some information to this post in case anyone else experiences problems relating to the changing of port IDs between X.org and /sys/...
- 3,134
7
votes
VNC-Server as a virtual X11 monitor to expand screen
See this answer to be able to use VIRTUAL1 instead of a real output like HDMI2, and be able to manage it (select resolution, arrange desktop geometry, clone or extend) in the desktop environment ...
6
votes
Accepted
Per-screen font config?
xrdb uses the C preprocessor (because of course it does), so it supports conditions. Here's a snippet from my .Xresources:
#if SCREEN_NUM == 0
Xft.dpi: 157
#endif
#if SCREEN_NUM == 1
Xft.dpi: 96
...
- 412
6
votes
How can I detect when a monitor is plugged in or unplugged?
I stuck to using srandrd. It monitors X events and triggers your script when a display gets connected or disconnected.
- 191
6
votes
Accepted
Thumbnail preview of secondary display on primary display?
actually you can use vlc for that purpose (if I understand your needs correctly).
First you click on Media -> Open Capture Device
Then set Capture mode to Desktop.
Then you check show more ...
6
votes
Tricking Slack into thinking you don't have multiple monitors
Not my answer, but this worked for me:
I found a workaround by using "v4l2loopback". Like following, by using "v4l2loopback", ffmpeg can output screen captured movie to v4l2 device.Then, in Slack ...
- 171
5
votes
How can I swap my two screens, left to right?
Ubuntu 18.10 here with GNOME 3.30.2.
Just go to Settings > Devices > Displays.
The display arrangement can be rearranged, with simple drag-and-drop.
I had better experience doing this rather than ...
- 151
5
votes
Monitor labels appearing in displays on Linux Mint MATE
I had 3 lingering mate-display-properties processes running. Killing all of them fixed the issue.
- 51
5
votes
External screen recognized, but black
I had the same problem (with the same Samsung screen I think) and I just solved it by unplugging power cable because the menu button did not respond then replugging it and test the button by taping a ...
- 51
5
votes
Linux Mint - Not detecting monitor connected via USB-C to HDMI hub
Try opening a console and typing the following:
xrandr --auto
Make sure that you're providing electricity to the hub with your cable - it should be connected to the laptop's power cable.
Not all USB-...
- 151
5
votes
Accepted
Multiple monitor with virtual gap between them
1920 is the width in landscape mode, so becomes the height in portrait mode. Your config starts each monitor 1920 pixels from the start of the last monitor, so there's a 700-900 pixel gap between ...
- 1,170
5
votes
Ubuntu 18.04 Mouse Pointer Blinks and disappears on one screen after setting HiDPI scaling with xrandr
Run the following xrandr command after yours:
xrandr --output eDP-1 --scale 0.9999x0.9999
- 51
5
votes
PopOS Scaling multiple monitors individually
This work for me（4k+1080P）
gsettings set org.gnome.mutter experimental-features "['x11-randr-fractional-scaling']"
(Just ignore the Chinese)
If that does not work for you, you also can try
...
- 51
5
votes
Accepted
Simple way to query which monitor is currently focused
If you want to know what the current primary monitor is, that's easy:
$ xrandr | grep primary
DP-2 connected primary 2560x1440+0+0 (normal left inverted right x axis y axis) 597mm x 336mm
or
$ xrandr ...
- 83.9k
4
votes
Restrict Alt+Tab to the current monitor in Gnome 3
Faced the same issue when bought second monitor. Did this repo with the workaround - https://github.com/reanimatorzon/at4dm
At this time I'm trying to publish this to https://extensions.gnome.org/...
4
votes
External screen recognized, but black
I had to switch from gdm3 to lightdm.
sudo apt install lightdm -y
Then stop the gdm3 service, which may cause a reboot
sudo service gdm3 stop
lightdm should be enabled by default and you shouldn't ...
- 170
4
votes
How can I stop windows re-positioning after waking up monitors?
Use this simple shellscript before and after suspend:
#!/bin/bash
# Get the coordinates of the active window's
# top-left corner, and the window's size.
# This can be saved & loaded
getpos(){
...
- 14.9k
4
votes
Accepted
Second monitor not recognized - xorg.conf file
Your log says it is not able to read EDID for your display port, I assume to your external monitor. Intel requires you to supply EDID config via xorg.conf, at least that is what I can pull up from my ...
- 525
4
votes
How to use an Android device as additional display on Linux
You could use the android device(s) as (additional) X-Server(s):
Install e.g. XSDL Xserver on your android device(s), and launch it.
Set DPI/Font size for that Xserver.
Optional, but better: Install ...
- 6,164
3
votes
Remember window layout on multiple monitors on Mint Cinnamon
I haven't automated this, but wmctrl let's you record window positions and also set them. xdotool might also work. Here are commands to restore and place windows:
Record: wmctrl -lG > ${rcfile}
...
- 295
Only top scored, non community-wiki answers of a minimum length are eligible