Questions tagged [xrandr]
Official configuration utility for x.org.
860
questions
2
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2
answers
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Screen resolution 1440x900 not listed
I just got a new nvidia graphics card that works fine at 1440x900 under window (dual boot setup).
Unfortunately, my monitor is not recognized by ubuntu.
Here is my xrandr -q output
Screen 0: minimum ...
0
votes
0
answers
106
views
Turn laptop monitor back on from another VT, after disconnect from external monitor
I'm using Lubunu 20.04 on a Lenovo X201 laptop. Suppose I do the following:
Log in (to a GUI desktop session).
Connect an external monitor via VGA
Used lxrandr to only use the external monitor
...
3
votes
1
answer
1k
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External monitor, scaled by xrandr, only shows 1/4 of what it's supposed to show
I'm having some issues configuring my screen setup correctly with xrandr.
My setup consists of a Dell XPS-13 with a 4K (3200x1800) Display and an external 21 inch FullHD (1920x1080) Monitor.
Because ...
1
vote
0
answers
251
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Handle/disable GNOME RANDR triggers & events
What is the relationship between xrandr and the GNOME display manager (I hesitate to call this gdm3 because I use lightdm; rather, I am referring to the way monitors and multiple displays are managed)....
3
votes
1
answer
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Gnome 3 standard brightness control with external monitor
Gnome's built-in brightness control works well for my laptop monitor, but I would like it to also change the brightness on my external monitor. I've figured out how to use xrandr to control the ...
55
votes
6
answers
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How to disable global <Super>-p shortcut?
In ubuntu 11.04 there was a workaround using gconf-editor and setting key
/apps/gnome_settings_daemon/plugins/xrandr/active to false.
However there is no such key in gconf-manager using ubuntu 11.10 (...
0
votes
0
answers
33
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Ubuntu 16.04 - Not recognising second monitor
I'm trying to connect my second monitor to my Dell Latitude laptop while using Ubuntu 16.04. It works fine in Windows but Ubuntu doesn't even seem to recognise it when I run the xrandr --listmonitors ...
1
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0
answers
475
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How do I fix my display resolution problem on Ubuntu 20.10 Raspberry Pi?
My monitor has a resolution of 1368x768. In the Ubuntu settings page, there's no option for my display resolution nor 1366x768. All of the options have the top bar cut out or the dock. I used xrandr ...
3
votes
0
answers
2k
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YCbCr 4:2:0 4K 60Hz Output over HDMI 1.4 on Intel Integrated Graphics
I want to display 4K/60Hz screen over HDMI 1.4, mapped to Intel UHD 630. Currently I don't know how to change YCbCr color space format of display output, nor whether this is supported on Intel UHD 630....
1
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0
answers
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custom xorg.conf causes massive slow down while using xbacklight
I'll try to be as short and precise as I can but the problem is complicated.
I updated (clean install) from 16.04 to 20.04 today. I use i3wm with two displays, one being my laptop LCD and the other my ...
0
votes
0
answers
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adding new resolution problem
amal@amal-H81M-S:~$ sudo xrandr --newmode "1920x1080_60.00" 173.00 1920 2048 2248 2576 1080 1083 1088 1120 -hsync +vsync
X Error of failed request: BadName (named color or font does not ...
2
votes
0
answers
218
views
After upgrading to ubuntu 20.10 xrandr fails to handle multiscreens
Environment: laptop in docker with external 3 screens connected
20.04 worked without issues.
20.10 seems to recognize and turn on laptop screen even if lid is closed. When I start citrix screens start ...
1
vote
1
answer
202
views
Unable to connect other monitors, Lenovo L470
No matter what kind of connection(VGA,HDMI via DisplayPort,DVI via DisplayPort) I tried, the monitor recieves no Signal from the Laptop. I have dual-boot with Ubuntu 20.04 and Windows 10, so i tried ...
3
votes
1
answer
9k
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Blurry screen on correct resolution
I've connected new monitor to my Ubuntu 16.04, but the image is blurry and monitor complains "For better picture quality change resolution to 2560x1440".
The problem is that I already set my ...
0
votes
0
answers
345
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Ubuntu 20.04 built-in display scale option doesn't work on all aplication except the system bars and pointer
It happened when I unpluged a external 4k monitor. Rebooting and seting xrandr are useless.
screenshot:
100% scaling: window big, side bar normal
200% scaling: both too big
xrandr --output eDP-1 --...
1
vote
0
answers
331
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Scaling of external monitor with xrandr [Ubuntu 20.04.1]
thank you in advance for any help. Currently, I am trying to use an external monitor (, which has a resolution of 1920x1080) together with my laptop screen (, which has a 4k display). Currently, my ...
1
vote
0
answers
99
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Ubuntu always starts with the screen oriented sideways (tablet). How can I tell it (e.g. with xrandr) to always start normal for all users?
Update: so far the best solution I found is to add xrandr -o normal to ~.xinitrc.
Wonder why Ubuntu doesn't do this by default, and when I installed it before, I xrander'd before installing and it ...
1
vote
1
answer
991
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Why can‘t I use the VGA port of my Lenovo W530 Laptop under Xubuntu 18.04?
I have a Lenovo W530 laptop and it runs Xubuntu 18.04.4 LTS currently with kernel 5.3.0-40-generic x86_64. xrandr has version 1.5.0 and the version of RandR is 1.5.
My problem: I can’t use an ...
0
votes
1
answer
1k
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Set monitor refresh rate and make sure it was set correctly?
So I rand xrandr and got his output:
1920x1080 60.05*+ 59.93 48.04
1680x1050 59.95 59.88
1600x1024 60.17
1400x1050 59.98
1600x900 60.00
...
1
vote
0
answers
287
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xrandr will not let me set refresh rate that monitor supports
I have a monitor that can do the resolution 1600x1200 at 75 hertz but Ubuntu won't let me add it xrandr -s 1600x1200 -r 75 it gives me the message Rate 75.00 Hz not available for this size and Ubuntu ...
2
votes
2
answers
1k
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tiled monitor support ( LG 34wk95u ) [duplicate]
I have an LG 34WK95U monitor that I can't get to function at full 5120x2160@60Hz resolution in Ubuntu. The max I get is 3440x1440@60 or I can manually force 5120x2160@30 with xrandr but it's not ...
0
votes
2
answers
3k
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Problem with xrandr rotation inverted
I have a lenovo x230t and have recently begun to retry with getting my screen rotation to work properly. I've been using the following: https://github.com/martin-ueding/thinkpad-scripts. But calling ...
0
votes
1
answer
353
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HDMI monitor not working simultaneously with laptop monitor
My Toshiba Satellite laptop is dual boot. Both the HDMI (LG FLATRON L1710B) and Laptop monitor work simultaneously in Windows automatically without any configuration.
Both work in Windows
Release ...
2
votes
2
answers
1k
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HiDPI laptop screen with HD external monitor DPI issues
I recently bought an HD mobile external monitor to use with my laptop. My laptop screen is a 4K monitor (3840x2160), whereas the external monitor is HD (1920x1080). I've been trying to get my laptop ...
7
votes
4
answers
31k
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How to set Display Resolution while having to use "NOMODESET" on boot
I have a Samsung laptop with a Radeon graphics chip.
Live-Images and graphical installation have always worked on this laptop with the proper resolution of 1366x768. However, after Ubuntu had been ...
0
votes
0
answers
118
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Ubuntu 16.04 Resolution stuck at 1024 x 768
I tried the posts in Screen resolution stuck at 1024x768 but they didn't seem to help.
In my display settings, I am unable to see any other resolution besides 1024 x 768.
The output of xrandr is
...
1
vote
1
answer
1k
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How to rotate a screen to portrait mode
I've tried most of the solutions I've found so far still to no avail. I have a 29" widescreen Dell monitor running Ubuntu 18.04.4. First I went into display settings and attempted to switch to ...
0
votes
1
answer
164
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Configure monitors for session?
I have three monitors connected to my Ubuntu 18.04 box, and I'm struggling to get them to come up automatically configured how I want them. They all work by default, but I need to select which is ...
3
votes
1
answer
4k
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VNC with virtual display - black screen when I connect
I have a Ubuntu machine that I use as a Plex and data server. There is no monitor connected to it. This wasn't a problem with Ubuntu 16.04, but now, with 18.04, it is and it shows a black screen ...
1
vote
1
answer
1k
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Dual Monitor: How to make things the same size (in inches, not pixels) on both monitors?
I have ubuntu 20.04 (with Gnome) installed on a laptop. The laptop is connected to an external monitor. I'd like to be able to have things be the same physical size (in inches, not pixels) on both ...
1
vote
0
answers
506
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xrandr doesn't detect hdmi on ubuntu 20
i bought new laptop
install ubuntu and connect HDMI...dose not work.
and i found this
xrandr: Failed to get size of gamma for output default
Screen 0: minimum 1920 x 1080, current 1920 x 1080, maximum ...
0
votes
1
answer
323
views
External monitor shows part of primary monitor on screen
I have two monitors that are connected to my laptop. I rotated the one on the left using the displays section of Settings. My laptop display is HIDPI so I had to use xrandr to scale both external ...
3
votes
1
answer
1k
views
Xrandr crash when setting up second monitor
I just bought an external monitor, and my computer crashes when I call xrandr to setup my display. Here is my situation:
Laptop: Dell XPS 13 (3200x1800, Edit: HiDPI),
Monitor: Asus VZ279 (1920x1080),
...
1
vote
0
answers
132
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Multihead - DVI numbers on which Xrandr acts are messed up at each reboot/relogin … concurrent bindings?
Hello, Context :
I have a fresh install of Xubuntu 20.04LTS just because historically I tended to have a lot more issues with Ubuntu for setting multiple monitors in the multiple locations I have to ...
16
votes
1
answer
31k
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Why do xrandr errors "BadMatch", "BadName", "Gamma Failed" happen?
I have not found a single solution to such errors, despite the rather large number of users out there who have them.
So I want to try to find a solution myself. However, I have no idea why they occur....
1
vote
0
answers
294
views
How to use Xrandr to crop off cracked screen in Multi screen setup
I have two monitors, Laptop(1366x768) and a secondary display(1366x768). On my secondary display I have a crack in the right side of the screen which I want to avoid. I have tried using
xrandr --fb ...
8
votes
2
answers
23k
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Screen is black, but connected according to xrandr
I have some trouble with my HDMI Display.
xrandr output:
Screen 0: minimum 320 x 200, current 5760 x 1080, maximum 16384 x 16384
DisplayPort-0 disconnected (normal left inverted right x axis y axis)
...
5
votes
1
answer
6k
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Wrong resolution, "Unknown monitor", on Ubuntu 16.04
After some updates and a recent reboot, my screen resolution went bonkers. My problem is similar to this one and also this one, but the solutions presented there do not fix my problem. The correct ...
0
votes
0
answers
630
views
Can you disable laptop screen when closed?
I use a laptop running ubuntu 20.04.
I usually have an additional display connected to the laptop, extending the monitor between the two of them.
But I would like that, when I close the laptop lid, it ...
1
vote
1
answer
213
views
How does ubuntu 18.04 (gnome) autodetect monitor changes?
In Ubuntu 18.04, when I dock my laptop, the monitor layout gets assigned to the previous configuration I had when the laptop was undocked.
Recently I changed distro & desktop environment and I ...
0
votes
1
answer
932
views
xrandr issues with HDMI output flip screen to mirror image
I have a Dell laptop connected via HDMI to a TV monitor. My goal is to invert the screen in such a way that it will appear as a mirror image or be read clearly in a mirror. I am creating a sort of ...
3
votes
1
answer
4k
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monitor resolution reseted after reboot (one monitor) [duplicate]
I have a computer with ONLY ONE MONITOR - these are the specs:
Ubuntu 15.04 - 32 bits
Processor Intel® Pentium(R) Dual CPU E2180 @ 2.00GHz × 2
Graphics Intel® G33 x86/MMX/SSE2
$ lspci -v | grep -i ...
3
votes
1
answer
23k
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Custom Resolution Ubuntu 20.04
I recently installed Ubuntu 20.04 LTS and as usual the option for display resolutions were only 1024x768 and 800x600.
My monitor is AOC e943Fwsk which does not officially support 1920x1080.
but I also ...
1
vote
1
answer
352
views
xrandr scaling has no effect on extternal screen, overscan
I am trying to set up proper multi-monitor HiDPI scaling on Xubuntu, on a laptop and an external screen (HP 24w). Both are 1920x1080, but the laptop is 14" while the external monitor is 20". ...
0
votes
1
answer
810
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uknown display in display settings and low resolution. Not getting Edid information because of bad checksum
I have three monitors, but one monitor has a low resolution of 1600x900 when the native is 1920x1080. In display settings it says the monitor is 'Unknown' but when I run get-edid | parse-edid it does ...
1
vote
1
answer
2k
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Xrandr command in startup script has no effect, but script does run and command work from terminal
I cannot seem to get an xrandr command to rotate my monitor at startup.
The script:
cat /etc/X11/Xsession.d/999_test ...
0
votes
1
answer
659
views
Mouse cursor limits using newrez script
I'm using the newrez script on my netbook.
This script seems to draw an image to display with a wider resolution and then resides it to make it fit to my screen using Xrandr. This way i can have a ...
0
votes
0
answers
180
views
Display error when turning on the system Ubuntu 18.04
I have played a little with xrandr and now whenever I turn on the system, a message pops off in the screenshot below.
I want it back to the default settings and remove this annoying error message.
...
1
vote
1
answer
558
views
Orientation Stuck on Landscape
I have a new HP Envy x360 and I'm unable to switch my screens orientation. GNOME doesn't seem to detect that I can flip my display nor can I manually flip my display. I've tried:
sudo apt remove iio-...
0
votes
1
answer
3k
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external monitor / hdmi port not working on AMD-based system
I'm trying to dual-boot the MSI Alpha 15 with Windows 10 and Ubuntu 18.04.3. Everything has worked out fine, except for my external monitor which is not working.
The MSI Alpha comes with an AMD Ryzen ...