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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20 views

Only one display mode for my monitor

I am running Debian 8 on a Toshiba Satellite laptop. When at home I connect my laptop to an external monitor through an HDMI cable. My laptop's monitor has recently stopped supporting any display ...
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1answer
37 views

xrandr --listproviders does not detect nvidia

I'm trying to configure 'Offloading Graphics Display with RandR 1.4' but xrandr detects only Intel video card: $ xrandr --listproviders Providers: number : 1 Provider 0: id: 0x45 cap: 0x2, Sink ...
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16 views

Can't set xrandr brightness and gamma correctly

What is wrong? $ xrandr --output HDMI-1 --gamma 0.6:1.0:1.6 --brightness 0.76 $ xrandr --verbose | sed -n '/HDMI-1/,/Brightness/p' HDMI-1 connected 1920x1080+0+0 (0x6c) normal (normal left inverted ...
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1answer
90 views

xrandr issue when panning second monitor

I'm using Linux Mint Cinnamon on a macbook (with HiDPI display), the primary monitor looks great but the second one (which is not an HiDPI monitor) is terrible... by using xrandr I forced it to scale ...
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1answer
114 views

Can I scale my HiDPI laptop display while leaving my external display unchanged?

I have a Chromebook Pixel 2, which has a HiDPI screen. My external monitor has the same resolution in width, but only about half the pixel density. I use Gnome's scaling settings to make things look ...
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0answers
14 views

X, mouse, and multihead: mouse only reaches part of second display

I'm running my laptop with an external monitor. The laptop's built in monitor and the external monitor have wildly different DPI, so I scale the external monitor to match the DPI of the internal one: ...
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3answers
9k views

Mirror dual monitors with different resolutions

I use the following xrandr command to mirror my 17" laptop with a 27" external monitor, so I can use it to do presentations: xrandr --output LVDS1 --mode 1600x900 --output HDMI1 --mode 1920x1080 ...
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1answer
707 views

Xrandr does not recognize newmode option

I was trying to modify the screen resolution using xrandr. I used the following command. xrandr -s 1680x1050 It returned an error. size 1680x1050 not found in available modes I figured I have ...
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1answer
27k views

xrandr doesn't detect monitor on hdmi port

I installed Arch on my laptop but I don't think this problem is specfic to Arch. The only problem at the moment is that the display connected to the hdmi port isn't detected. For example running from ...
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1answer
22 views

XRandR script runs correctly from command line, fails as cron job

I'm running LXDE on Fedora 21. My script's purpose is to extend the display across two monitors: #!/bin/sh xrandr --output VIRTUAL1 --off --output LVDS1 --mode 1440x900 --pos 1280x124 --rotate normal ...
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10 views

XRANDR showing two inputs instead of 1

VGA1 connected 1024x768+0+0 (normal left inverted right x axis y axis) 0mm x 0mm 1024x768 60.0* 800x600 60.3 56.2 848x480 60.0 640x480 59.9 HDMI1 connected ...
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185 views

“xrandr: Failed to get size of gamma for output default” for Guest CENTOS 6.6, HOST OS Windows 7 enterprise

I am getting the following errors: xrandr: Failed to get size of gamma for output default Screen 0: minimum 640 x 480, current 1024 x 768, maximum 1024 x 768 default connected 1024x768+0+0 0mm ...
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0answers
46 views

NVIDIA graphics driver virtual display larger than monitor (panning)

I've looked at several other posts that allude to this issue (some as late as 2 years ago), but many of the solutions no longer work. Problem description My OS is elementaryOS, my graphics card is ...
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11answers
12k views

A tool for automatically applying RandR configuration when external display is plugged in

is there a tool which enables one to: remember current RandR configuration (position, orientation, resolution etc) on per-monitor basis, automatically apply last known good configuration as soon as ...
2
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0answers
61 views

xrandr: where does VIRTUAL1 output come from?

Executing xrandr shows me the outputs my graphics card has, but also a VIRTUAL1 one: $ xrandr Screen 0: minimum 8 x 8, current 4160 x 1024, maximum 32767 x 32767 eDP1 connected 1600x900+0+0 (normal ...
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2answers
8k views

Multiple screens on debian

I have two screens on my computer, but they all show the same image (i.e I can't activate dual screen). I saw on some blogs that I need to configure xrandr for this, but it fails to do so. Here is ...
3
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1answer
696 views

xrandr call makes it forget about secondary display

In short I have a laptop with an external DVI display which is hooked up to its Display Port (via adapter). When I rotate the internal screen using xrandr, it will forget about the secondary display. ...
4
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1answer
2k views

script does not behave properly when called by acpi and udev events

I have the following files in /etc/acpi/events and /etc/udev/rules.d. /etc/acpi/events/lidclose # Pass all events to our one handler script event=button/lid action=/etc/acpi/monitors.sh ...
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1answer
64 views

Xrandr --addmode not working and the system fails to use the nvidia X driver

xrandr --newmode "1280x1024_60.00" 109.00 1280 1368 1496 1712 1024 1027 1034 1063 -hsync +vsync xrandr: Failed to get size of gamma for output default xrandr --addmode Screen 0 ...
1
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1answer
28 views

xrandr not activating laptop display

I my Toshiba Satellite laptop is usually connected to an external monitor when I'm at home. Disconnecting the monitor does not restore my laptop's display; I have to manually enable my laptop's ...
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0answers
40 views

Have 1920x1200 and 1024x1280 monitors combined to 2944x1200. How to use the 80 unused lines of screen area on the 1024x1280?

The left monitor native resolution is 1920x1200 in landscape mode. The right monitor native resolution is 1280x1024 but rotated to portrait mode, so 1024x1280. Because the mouse would get trapped in ...
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0answers
22 views

Run script after changes in X server geometry

Is there an option to run a given script after the X server geometry is changed (or every invokation of xrandr)?
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0answers
94 views

Using xrandr when starting new xserver

I'm trying to set the resolution and refresh rate of a screen when i launch an application on a new xserver. The xrandr commands i usually use to get this screen to work are: xrandr --newmode ...
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0answers
111 views

Modeline for Dell U2415 1920x1200 resolution

I'm trying here to run my secondary display (U2415) on the native resolution 1920x1200. Xrandr unfortunately reports only 1920x1080, which is not satisfactory. $ xrandr Screen 0: minimum 8 x 8, ...
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0answers
86 views

Change screen resolution without monitor under Linux?

I got a GUI program which will be executed along the OS (CentOS 6.6) boots. The resolution configuration is programmed in the init part of the GUI program, my solution right now is get the resolution ...
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1answer
119 views

Centos inside Virtualbox — how to set custom resolution?

I have Centos inside Virtualbox. I need custom resolution for my screen. I run xrandr as proposed on the net. New resolution appears in the dropdown. But it doesn't work. Virtualbox addons are ...
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0answers
36 views

Display issues: Xrandr, uncaimed monitor, non-existent external monitor

I'm not sure exactly what the issue is here, it's manifesting as a few things. I can't change the resolution of my monitor. Neither flux not redshift can change the display colour balance. I'm have ...
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0answers
116 views

Custom xrandr settings fail on restart of mdm

I have a AMD Oland Radeon HD 8570 / R7 240 OEM GPU and a Viewsonic VG2437mc-LED monitor. Initially I couldn't get anything more that 1024x768 out of this setup until I found the following solution. ...
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0answers
60 views

Controlling multiple displays with debian

I have installed DEBIAN 7.8 in N2600 board. "http://www.jetway.com.tw/ru/ipcboard_view.asp?productid=939&proname=NF9C-2600/2800" . On the installed system, we were trying to connect multiple ...
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0answers
57 views

dzen2 how to detect actual resolution and number of monitors

I use dzen2 with xmonad like this on my laptop: h <- spawnPipe "dzen2 -fn fixed -x 0 -y 800 -h 21 -w 1280 -ta l -fg '#ffffff' -bg '#663300' -e ''" However there are some problems with it. If ...
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1answer
79 views

xrandr clone monitor autodetect resolution

I want to write a script to clone my current desktop to another monitor, but I can't get the second monitors resolution to be set to the resolution of the primary monitor. How can I automatically set ...
4
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1answer
2k views

Cannot set up screen panning in Ubuntu with xRandR which states that it cannot find the modes

I am using a Samsung n150 netbook with a 10.1 inch screen and it has a maximum screen resolution of 1024x600. I am running Ubuntu 10.04 LTS and want to enable screen panning for a larger virtual ...
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0answers
357 views

How to use screen rotation in Awesome WM configuration?

I'm using an xrandr script to set screen size and rotation. In this case one screen is in landscape mode and the other is rotated. How can I detect this rotation in the Awesome WM configuration? The ...
1
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1answer
285 views

hdmi not showing up in xrandr

Everything used to work until recently. Now, whenever I connect my HDMI monitor to my laptop nothing happens. Running xrandr doesn't show the HDMI output. Can anyone help out? I've been trying to fix ...
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0answers
111 views

Xrandr debian black screen when changing resolution

Impossible to change the resolution on wheezy to 1920x1080 I'm stuck and I'd down a bit as 1360x768. At the beginning in nvidia-settings i only had the choice to 1920x1080, after adding: Option ...
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0answers
16 views

How to set VertRefresh without restarting X?

Suppose a second monitor is attached to a running system, and the video driver has some trouble getting this monitor's EDID to get its limits of operation. The monitor has a native resolution of ...
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0answers
563 views

Turn off mirror display on startup on Elementary OS

I'm running Elementary OS Freya Beta 2 with dual displays. I added some xrandr commands to run at startup so the monitor I want is the primary monitor and that the dock starts on the right monitor. ...
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0answers
31 views

Why does querying xrandr briefly freeze the screen?

Every time I run xrandr --query my screen freezes very briefly. It's enough to be jarring if I'm watching an animation or a video -- which sucks, because I have a script querying xrandr every 3 ...
3
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0answers
405 views

How to setup x11 touchscreen in linux desktop?

I am using opensuse desktop with two screens, top and bottom. Only the bottom screen is touchscreen, which is USB touchscreen. Both monitors are used as a single screen. I tried to configure the touch ...
1
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1answer
407 views

Intel HDMI monitor not recognized

The problem I've got two graphics cards in my computer: Nvidia GTX 580 Intel Graphics (onboard) The Nvidia part is working fine: plugged in a DVI cable to my monitor and everything works ...
1
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1answer
268 views

Stretch window over two monitors with “gap” in between

I have a dual monitor setup with Compiz as window manager on Ubuntu 14.04. I can resize a window to stretch over both windows. However, while the physical display panels are a few centimeters apart, ...
2
votes
1answer
228 views

Dual Monitor mode in XFCE not working with xrandr

I am using Manjaro with XFCE on a laptop (Thinkpad x240). I have a docking station (Thinkpad Ultra Dock) with a monitor connected and that works like a charm. Today, I received my second monitor and ...
9
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2answers
348 views

Laptop VGA Output Randomly Changes Name Between VGA1 and VGA2

Periodically (every few reboots by the look of it) my external VGA output on my Laptop changes name between VGA1 and VGA2. For example right now xrandr is displaying: timp@helez:~$ xrandr | grep VGA ...
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1answer
119 views

Can't get my secondary monitor to power on in X11

I have an ATI HD5770, connected to 2 monitors(DVI and DisplayPort). When booting up ArchLinux the TTY display is duplicated between the two monitors as excepted, but when starting the X server(Awesome ...
6
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0answers
526 views

How to modify the default setting adopted by xrandr when connecting an external monitor?

I am confronted with a problem of conflict of resolutions (this is a separate question), which makes the display image distorted on both monitors. But this bothers me the most when connecting the ...
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0answers
88 views

xrandr now lists my HDMI1 as VGA1

Disconnected my laptop from my screen for a few days, and then reconnected it. When I plug in my HDMI cable, a VGA1 output appears instead of HDMI1. The extern screen also refuses to work at any ...
4
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1answer
390 views

Why is laptop screen called eDP1?

In my new laptop, using i915 and the intel driver of Xorg, the laptop screen is called eDP1 in Randr $ xrandr eDP1 connected 1024x768+0+0 (normal left inverted right x axis y axis) 277mm x 156mm ...
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0answers
146 views

How can I prevent XRandr from causing visual glitches when using the set-underscan paramater on Fedora 20?

I've been a Linux user for a while now and often find myself jumping around distros - and my latest landing spot is Fedora 20. Now, I use HDMI out of my graphics card for my monitor. Something about ...
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1answer
1k views

How do I adjust kubuntu's maximum screen resolution?

I have seen multiple solutions to problems similar to this online, but not one that worked for me. I am kind of a Linux newbie. I am running Kubuntu 14.10. My screen resolution is currently at 1024 x ...
0
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1answer
139 views

LXDM resolution too small on laptop when started with external screen

I have a laptop with small screen resolution, and when I connect external monitor before boot, it keeps resolution of the laptop screen, until I log in. I'm using LXDM. How to fix it?