Official configuration utility for x.org.

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47
votes
9answers
112k views

How can I make xrandr customization permanent?

I used to edit the startup script for the GDM (/etc/gdm/Init/Default) to permanently change my display resolution. How can I do this with LigthDM in Ubuntu Oneiric?
32
votes
3answers
30k views

How to set the monitor to its native resolution which is not listed in the resolutions list?

After installing Ubuntu 10.04 with my Samsung SyncMaster B2030, native resolution (1600X900) is not found in the list of resolutions.
23
votes
2answers
60k views

How to set a custom resolution?

I tried to use xrandr to set 1680x1050 as a new mode to VGA output, but it says: sudo xrandr --addmode VGA-0 1680 X Error of failed request: BadMatch (invalid parameter attributes) Major opcode ...
1
vote
2answers
2k views

How to run xrandr commands at startup in Ubuntu

How can I run the following xrandrcommand on startup? xrandr cvt 1368 768 xrandr --newmode "1368x768_60.00" 85.25 1368 1440 1576 1784 768 771 781 798 -hsync +vsync xrandr --addmode VGA1 ...
14
votes
4answers
46k views

How to force Multiple Monitors correct resolutions for LightDM?

I am affected by the BUG: https://bugs.launchpad.net/ubuntu/+source/unity-greeter/+bug/874241 Otherwise, if like me you have a laptop connected to a second monitor of higher resolution, LIGHTDM at the ...
15
votes
3answers
96k views

How to detect and configure an output with xrandr?

I have a DELL U2410 monitor connected to a Compaq 100B desktop equipped with an integrated AMD/ATI graphics card (AMD E-350). The installed O/S is Ubuntu 10.04 LTS. The computer is connected to the ...
1
vote
1answer
323 views

Output of xrandr shows 1024x768+1366+0; what does it mean and can I change it?

$ xrandr VGA1 connected 1024x768+1366+0 (normal left inverted right x axis y axis) 0mm x 0mm I don't understand what the number 1366 in 1024x768+1366+0 represents. Can I change its value?
1
vote
1answer
2k views

Running a script at startup that uses xrandr to set display options

I've tried numerous methods of getting the following commands to run at startup xrandr --output DFP10 --rotate left xrandr --output DFP11 --right-of DFP10 This is necessary because my left monitor ...
5
votes
1answer
641 views

Run script when monitor is connected

I am trying to run a script located in usr/local/bin/ when I connect an external monitor to my laptop. I have tried to add a new udev rule but that did not work. I created a new file in ...
5
votes
2answers
8k views

Can I zoom out windows or scale the whole desktop?

I have a 17" laptop with 1600x900 resolution, but it's not enough to open windows side by side. I'm wondering if i could zoom out (or any other solution) windows (or the whole desktop). Is there a ...
13
votes
2answers
15k views

Rotate only one screen

If I have only the internal monitor (LVDS1) with an xrandr -o left command. Now I want to attach a second monitor, say to HDMI1. Then I'd like to rotate only the internal monitor, but not the external ...
4
votes
2answers
4k views

Maximize windows to physical screen when using a virtual resolution w/xrandr

I have a netbook with a small screen in widescreen format (1024x600), which means that a lot of programs whose designers didn't imagine such a thing open windows that can't be resized and whose ...
6
votes
3answers
17k views

Can I force VGA signal output even when xrandr shows 'disconnected'?

My notebook is connected to a HDTV through a KVM Switch (one other notebook also connected to the same HDTV). The problem seems to be that Ubuntu doesn't recognize the HDTV to be turned on and ...
9
votes
1answer
283 views

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 ...
4
votes
1answer
14k views

How to set resolutions with xrandr using multiple monitors

I want to set specific resolutions to 2 monitors. How can I tell xrandr which monitor to change resolution.
12
votes
1answer
16k views

Why don't my lightdm.conf edits affect my desktop screen resolution?

I wanted to change my desktop screen resolution to 1366x768. But my VESA drivers(AMD REDWOOD) did not detect that resolution. So I created a shell script as follows:- xrandr --newmode ...
6
votes
4answers
16k views

Any really decent way to get three monitors?

What satisfactory solutions are there to achieve three monitors on Ubuntu? I know some ATI cards (Eyefinity) can support 3 monitors from a single card, but I don't know how well this is supported ...
19
votes
3answers
5k views

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 ...
10
votes
5answers
41k views

Set a specific screen resolution with xrandr

So I installed LUbuntu 11.04 on my VirtualBox. I couldn't find the 1366x768 resolution so I installed Guest Additions but it wasn't there. So I used this code to set the correct resolution: gtf 1366 ...
1
vote
1answer
590 views

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 ...
3
votes
1answer
2k views

Possible to run a script when something plugged in / disconnected from Mini DisplayPort?

In /etc/acpi/ there are several scripts that can be customized to do something when a particular event happens on your physical computer, like the lid.sh script which is called when the laptop lid is ...
2
votes
3answers
2k views

Eye strain; how to change refresh rate to 120 Hz?

I am a new Ubuntu user, and have been playing around with it with since installing it. I noticed that I have been getting a lot of eye strain due to the low refresh rate (of 50 or 60). I found this ...
5
votes
3answers
37k views

Failed to get size of gamma for output default when trying to add new screen resolution

I'm trying to adjust resolution on my new MSI GT70 2OC. In settings, only one resolution is available: 1920x1080. This is fine, except that I need to decrease the resolution and make it more ...
2
votes
1answer
471 views

How can one run a shell script just before the desktop session begins?

I want my system to run with 1366x768 resolution. Note that this resolution is not detected by the open source driver. So I created a bash script as follows :- xrandr --newmode "1368x768_60.00" ...
2
votes
1answer
5k views

Nouveau quad monitors dual-GPU error: could not set the configuration for CRTC 64

I have 2 GPU (Nvidia G96GL Quadro FX 580) hooked to 2 monitors each, and while I was on 12.04 I was happily using all 4 monitors using the proprietary drivers. I recently upgraded to 13.10 and all ...
2
votes
2answers
10k views

My 1440x900 resolution is not recognized

Today I decided to install Ubuntu 11.10, and it did not recognize my resolution - 1440x900. This has already happened in other versions of Ubuntu. However, in 11.10 I cannot get this resolved. Can ...
1
vote
1answer
91 views

Restore multiple monitor settings

This is a folow-up to a previous question (Saving monitor settings?), where we learned that the configuration is saved in file ~/.config/monitors.xml. My problem is that my configuration is usually, ...
1
vote
1answer
132 views

Desktop monitor brightness adjusting

Is it possible to adjust desktop monitor brightness like on laptops? Yes all desktop monitors have separate menu for it. But is it possible to change this to something like Winkey+(F1..F12)? ...
1
vote
1answer
1k views

configure modeline Ubuntu 12.04

I am running Ubuntu 12.04.2 in dual boot with Windows 7 on the same drive. In Windows, I customize my refresh rate for my 2nd monitor with the program powerstrip. When I export my Linux modeline and ...
1
vote
2answers
1k views

How do I change screen resolution automatically when computer starts up?

I am using following command to change my screen resolution: xrandr --newmode "1368x768_60.00" 85.25 1368 1440 1576 1784 768 771 781 798 -hsync +vsync xrandr --addmode VGA1 1368x768_60.00 xrandr ...
15
votes
3answers
6k views

How to set default xrandr settings?

I'm trying to enable dual monitors in Ubuntu. This is working fine, but every time I do it, desktop effects is disabled. I think I've found the reason why, though: ...
12
votes
2answers
21k views

Xconfig xrandr badmatch

Recently I minimal installed my OS, but got an unexpected error while setting my monitor resolution. it seems like a very old problem, but this time there are something else(I think). to install the ...
3
votes
1answer
2k views

How to get second display to work alongside primary display?

I've almost got this problem solved... I've got both displays working now. The secondary display is displaying a purple background. Unfortunately, I can't use it. (I can't move the mouse into it, ...
15
votes
7answers
6k views

Mouse flickering on one of my two screens

I just installed ubuntu 14.04 and the mouse is now flickering on one of my two screens. The other screen doesn't have any flickering. I was previously using ubunutu 13.10 without any issue. If I ...
6
votes
6answers
16k views

Second Screen is Rotated in a dual monitor setup

I have a laptop connected to a second monitor using a vga port. No proprietary drivers used. When I go to System Preferences --> Monitor and I turn that on it doesn't look as it should, and it's ...
5
votes
1answer
891 views

xrandr ignores setting DPI (Zenbook running 12.10)

I recently got a Zenbook Prime and installed ubuntu. Following The tips at https://help.ubuntu.com/community/AsusZenbook worked out pretty well. Only one problem remains: I can not set the DPI. I ...
5
votes
1answer
359 views

Add asymmetrical margin on LCD display?

My old laptop display is starting to break, and I have many dead pixels and other physical issues on the left side of the screen only. Of course I should get a new monitor (or ideally a new laptop), ...
5
votes
1answer
2k views

Virtual screen larger than 4096x4096 using xrandr

I have a triple monitor setup with a 1920x1200 monitor in the middle and two rotated 1600x1200s on the sides, for a total requirement of 4320x1600. I recently installed xubuntu and I'm trying to use ...
4
votes
1answer
6k views

xrandr not listing modes in xorg.conf

On my Lenovo w520, xorg/xrandr (with intel driver) detects the native resolution of my LCD panel, but doesn't seem to detect any 16:9 intermediate resolutions: Screen 0: minimum 320 x 200, current ...
3
votes
1answer
857 views

xrandr: can't add new mode with Nvidia driver

I'm in the same situation as the question "xrandr: Can't add new mode…", I can't add a new mode because xrandr does not support Nvidia binary driver (blame Nvidia yeah I know) but nvidia-settings can ...
1
vote
2answers
1k views

Change DPI on HiDPI laptop with two external monitors

I have a Surface Pro 3 laptop (running Ubuntu Gnome) with two external monitors. The laptop's screen has a resolution of 2160x1440, and the two monitors are 1920x1080. The Surface Pro (eDP1) is on ...
1
vote
1answer
1k views

xrander problem with 1900x1080p

i have a problem with xrandr i successfully executed the following : #cvt 1900 1080 #xrandr 1900x1080 170.75 1904 2024 2224 2544 1080 1083 1093 1120 -hsync +vsync but unfortunately the following ...
3
votes
3answers
388 views

Script display settings: xrandr

I would really like to be apply my display settings (currently managed with xrandr) on an automated basis after plugging in my display. I assumed this could be done with a Bash script, however I have ...
3
votes
2answers
1k views

Resolution resets after every reboot, Screen Resoultion stuck at 1024x768

I installed a fresh copy of ubuntu 12.10 but the problem is that it does not recognize my monitor which is LG E1942. The screen resolution is stuck at 1024x768 and the other option is 800x600 but my ...
3
votes
1answer
713 views

Xrandr configuration in .bashrc not running until I open a terminal?

I have the following in my .bashrc file... # ~/.bashrc: executed by bash(1) for non-login shells. # see /usr/share/doc/bash/examples/startup-files (in the package bash-doc) # for examples # ...
2
votes
1answer
923 views

Xrandr error when using using 2560x1440 monitor

I have an 2560x1440 monitor on an Intel HD graphics adapter. Since Intel HD cannot by default drive a display higher than 1920x1200, I used in Ubuntu 12.04 the following trick (derived from ...
1
vote
1answer
71 views

display configuration lost after reboot

I run Ubuntu 14.04 Gnome Desktop with two displays. After startup, the two displays work, but they are not at the right position. I need the left one on the right and vice-versa. I use the display ...
1
vote
1answer
920 views

Not available native resolution 2560x1440 (Display: DELL U2515H, GPU: nVidia GF550Ti, Ubuntu 15.04)

My display is a DELL U2515H. I have a nVidia GF550Ti GPU, and both should support the native resolution of 2560 x 1440 over HDMI. But highest resolution ubuntu detected automatically is 2048 x 1152. ...
1
vote
0answers
125 views

Lubuntu: hotkey to toggle displays

I am relatively new to Linux and new to bash scripting. I am trying to set up a Fn-F5 key on my old Asus EEE netbook to toggle between internal and external monitors. Creating a bash script in ...
1
vote
1answer
1k views

Change resolution on Lenovo B590 to 1600x900, Ubuntu 12.04LTS permenently?

Using Lenovo B590 my max res in Displays is currently 1366x768. im trying to change it to 1600x900. i tried following this guide: ...