xrandr is a X Window System extension, which allows clients to dynamically change X screens, so as to resize, rotate and reflect the root window of a screen.

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xrandr can't open display in running X session [on hold]

My external monitor is periodically flickering and I'm trying to debug it by reducing the refresh rate with xrandr. However, when I run xrandr from within an active X session, the only output is ...
2
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1answer
26 views

Extension “RANDR” missing on xvfb

My system: $lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 14.04.3 LTS Release: 14.04 Codename: trusty Xvfb: $ dpkg -s xvfb Package: xvfb ...
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12 views

Why does `xrandr` say I have 3 HDMI and 3 DP ports while I have only one HDMI and one DP?

This is what xrandr shows on my machine: $ xrandr -q Screen 0: minimum 320 x 200, current 3840 x 1200, maximum 8192 x 8192 VGA1 disconnected (normal left inverted right x axis y axis) HDMI1 ...
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43 views

Black screens using xrandr for multiple displays with HiDPI in Linux Mint

My setup uses 3 Monitors in Linux Mint. Left is a TV, using 1080p, connected via HDMI-0, centered a 4k monitor via DP-1 and the right one is again a 1080p monitor via DVI-D-0. xrandr --output HDMI-0 ...
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21 views

Where does Linux vncserver (Xvnc) get the list of geometry possiblities

I have looked through through parts of the code, and the places obvious to me, but I have not found the place that I can add legal geometries for a vncserver that I can set using xrandr. I have tried ...
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31 views

Xrandr doesn't scale screen under Cygwin/X and Xming

The preamble: I have a very specific remote X client, that needs fixed resolution. 1280x1024, to say. And my notebook has 1440x900. And Windows aboard. So, the idea is to scale the output of the ...
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28 views

Setting monitor active with HDMI Splitter

I've recently bought a hdmi splitter the splitter is inactive, which means only one screen can be active at a time. It's starting to get frustrating that my tv seems to have a higher priority than ...
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13 views

Mouse stuck while moving it to second monitor

I'm having troubles with the mouse moving across my two monitors with Nvidia proprietary drivers. Mouse just doesn't move from the first monitor to the second. (I'm running Apricity OS). I can move ...
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0answers
18 views

xrandr does not set a new resolution (switch back automatically)

I have a Dell Inspiron 15R with a dual-boot Ubuntu 15.10/Windows 7, but the HDMI port broke (it does not appear with xrandr on Linux nor on Windows). So I used a VGA cable but the resolution seems to ...
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1answer
60 views

Low resolution in Debian

I installed Debian 8.3 LXDE today and I cannot adjust the resolution of my monitor. I have a 1920x1080 resolution, but allows you to install Debian to me only 1280x1024. I tried to make as here: ...
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32 views

Running a unified X display across two separate video cards

I'm trying to set up a triple-head configuration using an ATI X1300/X1550 (RV515) workstation card (ID 1002:7183) alongside my motherboard's integrated Intel HD 2500 (ID 8086:0152). Thus far, my ...
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1answer
48 views

Trouble with Screen Rotation Script

I am running Antergos linux with Gnome 3.18.2 on a Dell XPS 12 Convertible laptop/tablet, and am working on making the screen rotation more convenient. I pulled a version of the following script from ...
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42 views

xrandr not scaling / transforming display

I am trying to work out how to use xrandr transform and other options (Ubuntu 14.04.4, ATI Radeon HD5450 graphics, open source driver, lightdm). I have found the following (man xrandr): ... in other ...
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1answer
67 views

xrandr rotate left right faild

I have an X1 Yoga with a 14'' WQHD and I want to rotate the screen to use it with the stylus but xrandr fails to rotate. xrandr --output eDP1 --rotate <orientation> works for normal and ...
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2answers
55 views

Is the current screen resolution saved to a file anywhere?

I'm trying to do a low level set of functions to get and set the display resolution, and I was wondering if there was a file that contains only the used resolution and that could be used to change it. ...
2
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1answer
88 views

Set up Three monitors in debian

I have two identical external monitors which I have test in windows and they work perfectly with no extra configuration just connect them and done. When I boot to my Debian 8 OS with the three monitor ...
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0answers
51 views

How can I override xrandr selecting lower than the preferred resolution?

When I connect an external screen to my laptop using HDMI, the default resolution selected is not the maximum resolution - even though this resolution is listed under the available modes: HDMI1 ...
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80 views

Dual monitor setup with xrandr: extending without/with disabled scrolling

This is not a question, but rather a work around for a problem under Ubuntu, I encountered. Setup: Given a laptop screen (e.g., "LVDS-1-0") and a second screen (e.g., "DP-1") with the second screen ...
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39 views

Why I need a framebuffer size larger then monitor size when transform destination area is smaller

I tried to remove 100px left & right the top of a 1366x768 screen (as below) using xrandr transformation. But I got an error about not enough framebuffer size. $ xrandr --output LVDS1 --fb ...
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25 views

Wrong monitor size

When I run xrandr it shows me that my monitor has 640mm x 360mm but in fact it has 920mm x 522mm. My desktop doesn't fit into monitor display. How can I set correct monitor dimensions?
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19 views

Is it possible to move content of screen?

I connected old Philips TV to my computer. It works but what I see on it is shifted to the right. So on the left I have black gap and on the right some part of my desktop is out of screen. Can I ...
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74 views

i3 and vmware: How to detect resolution change and set current res to the new res change?

I am using vmware to run arch linux. I have setup i3-gaps and everything is setup correctly while using lemonbar, however, my only problem is that lemonbar is set for the current resolution. When I ...
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112 views

Making XRANDR settings permanent

GNOME 3 Gnomebuntu - 15.10 I have an Intel NUC i3 6th gen and a 4k monitor with 32GB of ram. If I type the command xrandr after doing "xrandr -s 4096x2160" Screen 0: minimum 8 x 8, current 4096 x ...
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114 views

Is it possible to configure a 'scaled' desktop in xorg.conf similar to using xrandr's scale-from option?

I have a 14 inch ultrabook with a resolution of 2560x1440. I currently run Gnome 3.16 in HiDPI mode with a scaling factor of 2. Since I'm unable to specify a factional scaling factor, like 1.5, I've ...
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37 views

Cannot modify screen resolution in Debian with a LSB init script

my computer operates with 1600x900 resolution, which is not among the default screen configurations of my Debian installation. In order to have the right resolution after booting up I tried to create ...
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81 views

How do I write a Bash script to autoadjust the screen resolution of Enlightenment 20 running under VirtualBox?

I have noticed that VirtualBox guest additions fails to autoadjust the screen resolution of Enlightenment 20 on a few different platforms (including Arch Linux, Lubuntu and openSUSE Tumbleweed), see ...
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1answer
81 views

Ubuntu - Xrandr doesn't change my resolution

I'm trying to change my resolution using xrandr command line but when I type in a terminal xrandr --output LVDS1 --mode 1600x900_60.00 (which I added using --addmode), it doesn't change my resolution ...
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274 views

Arch linux DisplayPort external monitor not working

I got a problem with my secondary monitor (1680x1050) on Arch linux. When I connect my external monitor to HDMI it works fine, but when I connect it to DisplayPort (I tried it also on windows, works ...
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2answers
622 views

2560x1440 resolution over HDMI with a laptop with NVIDIA Optimus and Ubuntu 15.10

I attached a new 2560x1440 display (Dell P2416D) with HDMI to my dual-booting laptop (Asus N56VJ) that has NVIDIA's dual-GPU technology. In Windows 8.1 I got the display to run with its native ...
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37 views

“--scale 2x2” in xrandr causes the monitor to not display anything

I've got a 4k external main monitor and I'm trying to connect a 1680x1050 external monitor to the left of it. I've tried using: xrandr --output HDMI-0 --scale 2x2 --pos 0x0 --fb 7200x2160 ...
2
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1answer
37 views

Is it possible to have xrandr in different modes based on workspace?

Is it possible to have xrandr at --right-of the screen in workspace1 and --same-as at workspace2? (I'm using openbox) If you interested why i want to do this: I'm having a presentation and i need to ...
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1answer
160 views

xrandr: cannot find mode on startup

I want to configure my 2 external screens of my laptop on every startup. Because I have a kind of dockstation I wrote a small script which retrieves whether my laptop is connected to the dock or not. ...
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80 views

How to show display device names in xrandr?

My Xorg.0.log contains display device names like DFP-0. xrandr shows output names like HDMI-0. Can xrandr also show the "display devices names"?
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149 views

xrandr only lists mode after a while of waiting

I've installed arch linux a while ago on my laptop and everything worked fine. The issue I've been facing since two weeks or so (most certainly related to an update) occurs when login with external ...
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1answer
200 views

Black screen when logging into desktop

On Kubuntu 15.10 I receive a black screen when logging in via the Display Manager. I can use Ctrl-Alt-F6 to log into a text console and see my files, but even in that environment when I type startx ...
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145 views

xrandr won't recognize HDMI

System Spec OS: Debian 8 Jessie Computer Model: ASUS G46V Laptop Graphics Card: Nvidia Geforce GTX 660M (This only seems to be an issue with my nvidia systems) Current Video Drivers: Nouveau ...
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78 views

xrandr command very slow in Debian [solved]

I use xrandr command to get multi-screen resolution, but in Debian, it will take more than 2 seconds. However, in Ubuntu it returns immediately. How can I improve the behavior of xrandr command in ...
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0answers
85 views

X11 - multiple monitors visible as one monitor

I have three monitors which are configured in xorg.conf this way: Option "metamodes" "DFP-4: 1920x1080+0+0, DFP-5: 1920x1080+0+1080, DFP-6: 1920x1080+0+2160" Is it possible to set two or even three ...
0
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1answer
139 views

nvidia-settings -load-config-only does not seem to restore saved monitor position settings

Using nvidia-settings I am able to get my external monitor correctly positioned to the right of my laptop just as I like. However, when I reboot, restart X, and login I find I am back to where I ...
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66 views

Why isn't disper working in Manjaro Linux?

I want to use the disper utility to cycle displays in Manjaro Linux the way I do in Ubuntu-based distros. Disper is present in AUR and installs without difficulty. disper --list should list ...
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241 views

Enabling triple-head setup with two Nvidia GT730 (Ubuntu)

After installing a second Nvidia GeForce GT730 in the hope of overcoming a single card's limitation of only being able to support two monitors, I still cannot get a 3rd monitor working. I keep the ...
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1answer
501 views

“cannot find crtc for output VGA-0” from xrandr

Trying to connect a 3rd monitor to my desktop, I cannot activate it. I connect it with a VGA to HDMI adapter (the monitor is VGA, but the only slot left for it in the box is HDMI. I get cannot find ...
2
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0answers
64 views

Creating a virtual X11 output with Nvidia driver

I'm attempting to follow this guide to extend the desktop on computer A to computer B by creating a virtual output on computer A and using vnc to display the virtual output on computer B. The ...
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108 views

How to inform Xorg about a resolution I have already set?

I'm trying to get my Banana Pi Pro to switch between 1920x1080 and 1280x720 resolutions on an HDMI screen. Both resolutions work fine if I set them in uEnv.txt: disp.screen0_output_mode=1280x720p60 ...
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217 views

How tell xrandr to let my mouse move between monitors?

I have both an internal and external display which I'd like to pass my cursor over. When I start the computer with the external connected, my display manager starts with the wrong DPI, and I have to ...
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1answer
100 views

Trim monitor output (because of dead pixels)

I searched a lot and finally came here to ask my question. Recently my screen got damaged and now has some rows of dead pixels. They are located at the very top of the screen and making it very ...
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2answers
5k views

How to set custom resolution using xrandr when the resolution is not available in 'Display Settings'

I'm a new Linux user trying to change the screen resolution as there is no option under display. I have successfully managed to add new resolutions by fluke by following online guide. I don't have a ...
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0answers
29 views

External monitor script has become unreliable

I have been using the following udev rule and bash script to automatically configure my external monitor for some time now, however recently the script has become unreliable, usually doing the ...
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1answer
463 views

Mirror screen with 2 different resolution displays, -with borders on larger resolution screen?

Help. The TV I'm trying to use as a monitor has overscan issues, it overscans both 1080p and 720p resolutions. For my use, I'd rather have borders compared to a cut off screen. I'm trying to get ...
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1answer
105 views

Dual touch screen system - how to open application in another monitor?

So I have dual touch screen system and I have mirrored the display output be the same in both displays. But now when other touch screen is being used I would like to open this other application on the ...