Official configuration utility for x.org.

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X setup creates an additional, hidden screen on startup

When I start Xubuntu it appears that X creates a hidden screen 0 before creating the actual screen 1. Screen 0 takes the focus and xfce-panel setup and screen 1 (the visible one) remains empty with ...
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41 views

How to fix display resolution

I need your help anyone. I am trying to add resolution using xrandr method and when I am trying to create new mode this error appear matthew@ChroPC:/etc$ xrandr --newmode "1920x1080_60.00" 82.97 1000 ...
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131 views

xrandr: S-Video TV display problems

I'm having some troubles with xrandr and S-Video/Composite output in Ubuntu 14.04. Right now I have 3 displays plugged into my computer: VGA, DVI, and TV (S-Video/Composite, not sure about the ...
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15 views

Disable one monitor in multihead when manually powered off

I have four-head Unity system. The fourth (VGA-only) monitor is only used when standing at a treadmill desk. I'd like to enable and disable that monitor based on whether it is powered on -- ...
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85 views

AMD/AMD Gallium and Xrandr

I have a laptop with an AMD A10 5750m (HD 8650g iGPU) + HD8970m (dGPU). I am using the open-source graphic drivers and DRI_PRIME=0/1 to change between GPUs whenever I need some extra power. Today I ...
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75 views

xrandr scale with vsync

I currently am using xrandr's --scale option to scale applications correctly on my hidpi monitor where the 2x scaling option provided by gnome shell is too large. I currently use these commands to ...
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40 views

Problems with resolution scale

I have some problems with my resolution scale. I've already searched for it but the commands I write in the terminal has errors every time. "xrandr --output LVDS1 --mode 1366x768 --scale 1.50x1.50 --...
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56 views

Can't get correct resolution on second screen in 14.04

A few months ago I did an upgrade from 12.04 to 14.04 and it generally worked, but was quite unstable. I decided to do a fresh install of 14.04. First, my display system: GeForce 9500 video card, ...
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86 views

Forcing 60Hz refresh with 4K monitor

I have a P2415Q Dell and it's been working brilliantly. Then this morning it inexplicably started refreshing at 30Hz and I cannot seem to set it back to 60Hz (there is no option higher than 30Hz in ...
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48 views

“Failed to get size of gamma for output default” Really stuck :(

I recently installed Ubuntu 14.04 onto an old Advent laptop, but I'm unable to change from a default 640x480 resolution. The xrandr terminal command displays the error message shown in the title. I'...
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21 views

xrandr crop video

I've been binge watching on Shark Tank lately, but the since YouTube uploader didn't "officially" release the video, they posted the video through some loopholes. I would like to view the video in ...
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163 views

XRandr GUI that supports Transform?

I'm trying to correct for keystone distortion using a small Ubuntu/Debian box and a projector. The intended effect is for the desktop to be distorted in a fashion similar to this: This can be ...
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1answer
71 views

How can I quickly toggle monitor orientation with a shortcut key?

While looking if someone asked this question before, I landed on this for Windows. I'd like to do something similar (shortcut or terminal alias/command) on Linux/Ubuntu to be able to quickly switch ...
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73 views

Secondary monitor (via micro-HDMI) black, despite being recognized

I'd like to attach a secondary screen (at 1280×1024) to my laptop – it's an ASUS Zenbook UX305, which comes with an integrated 00:02.0 VGA compatible controller: Intel Corporation Sky Lake Integrated ...
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668 views

xrandr does not “connect” to intel i915 HDMI output

right now i'm using ubuntu 16.04 with an additional KDE plasma5 dektop on a Pansonic FZ-g1 toughpad with an external gechic hdmi touchscreen > lspci -ks 0:02 00:02.0 VGA compatible controller: ...
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1answer
40 views

How do I run xrandr?

I'm running xubuntu and I'm trying to run xrandr but I get the error RandR extension is missing. I know that it is installed because I ran sudo aptitude install x11-xserver-utils. I just uninstalled ...
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1answer
71 views

How can I add (define) more supported screen resolutions (so that I will be able to select them in Ubuntu configuration)?

I have monitor connected through VGA-DVI adapter which recommended resolution is 1920 x 1080 @60Hz. It is labeled (in Ubuntu configuration) as Unrecognized. Although my graphics card (GeForce GTX 645)...
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102 views

low display resolution

I have a problem with my new desktop: low display resolution. Here is some simple info of my desktop pc. os: ubuntu 14.04 LTS display card: nvidia gtx 960 I have searched a lot of solutions on ...
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1answer
128 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 ...
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42 views

Why do I get two RandR errors each time I run the xrandr commands?

I'm in the process of creating an xrandr GUI frontend, but I keep running into randr errors. When I run the xrandr --newmode command, I get a BadName error. Running the xrandr --addmode command after ...
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1answer
56 views

Visual fatigue in Ubuntu

Hello I have a problem with ubuntu. Visual fatigue is the problem. After using my pc, my eyes feel really tired. The problem? I have an LED monitor so it's not the technology that's the problem, ...
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20 views

Custom resolutions

I have a Acer E5-571 with a intel i5. My graphic is onboard and I need a resolution bigger that 1366x768. I tried the xrandr but I found a big problem roney@E5-571:~$ xrandr --newmode "1440x900_60.00"...
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421 views

How to set screen resolution to 1366x768

I recently installed Ubuntu 14.04, this is my first time using Linux and I'm having trouble with the settings of my screen and my GPU. I have a S13A100N Samsung monitor with native resolution of 1366 ...
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1answer
384 views

144Hz monitor stuck at 60Hz

i have the last nvidia-352 driver and after a reboot my monitor return to auto 60Hz instead of 144Hz. I tried sudo nvidia-settings and saving the configuration in /etc/X11/xorg.conf but it doesn't ...
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1answer
81 views

New (used) monitor — resolutions not detected and errors when adding them manually

I just got a used Dell 3007WFP-HC. I plug it into my Thinkpad X250 running 14.04, go to "displays" and I only have the option of 1280x800 resolution. I follow this advice on adding undetected ...
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25 views

Setup third monitor which is connected to mainboard instead of graphic card

As a consequence of a dead Displayport on my graphics card i now want to use my graphic card for 2 and my onboard graphics for another monitor. I just set the multimonitor flag in the BIOS and in ...
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1answer
113 views

xrandr transform not working properly

I am trying to keystone the display using the xrandr utility and transform option. The command I used was xrandr --output LVDS1 --fb 1366x768 --transform 1.171527,0.152543,-117.152659,0.000000,1....
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1answer
31 views

Laptop screen brightness change seems to affect color, not backlight

I have a problem with my laptop (Acer Aspire 5750G), I can't change the screen brightness. I noticed that the only application with which I was able to change the brightness of my laptop screen is ...
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1answer
173 views

Cannot disable Display Port via grub boot options

When I run xrandr on the terminal I see DVI-0 connected and DisplayPort-1 connected. I only use DVI-0 as my output. I don't have two screens, or anything else connected to my computer, so I don't know ...
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1answer
57 views

Questions regarding xrandr

I'm interested in looking into the xrandr source code. I googled xrandr source code, and found this code from Apple's opensource site. Is that all of it? I don't think so, because one comment says: ...
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57 views

How to reduce double desktop to one that fits the display screen?

In Ubuntu, I have the problem that my desktop is spanning beyond what my display screen shows. Specifically, half of my desktop is hidden from view. This causes me problems with windows that are ...
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2answers
181 views

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 ...
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288 views

Black Screen on Second Monitor in Kubuntu 15.10 [closed]

I want to setup a dual-monitor system on Kubuntu 15.10. I have an NVIDIA GF119 [GeForce GT 520] graphics card that I had previously used with an Acer AL2223W monitor at 1680x1050 with no detectable ...
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1answer
181 views

Ubuntu 15.10 xrandr resolution error

im using ubuntu 15.10 64bit and a AMD HD 8560D Graphic card. With the latest AMD Crimson 15.12 i only get a resolution of 2048x..... with no way to change it to a higher one. The free radeon driver ...
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1answer
187 views

Display Resolution Reverts to Low Resolution After Each Re-Boot

I have an Intel NUC (NUC5PPYH)running Xubuntu 15.10, and MythBuntu Frontend. The system uses a 42 inch Samgung LED TV as the display device. The NUC is using it's on-board Intel Graphics Chipset (...
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1answer
127 views

How to fix the physical size of a display in xrandr?

In a nutshell, my problem is that my TV is overscanning and I have nothing like a "Screen Fit" option in the TV. The TV is a Samsung model LN32R71B that I believe is providing a corrupted EDID file, ...
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236 views

Screen resolution and scale resets a couple of seconds after login into account. How to fix?

I'm using Ubuntu 15.10. My graphics card is an integrated Intel Graphics card, and my monitor is plugged through VGA. For some reason Ubuntu doesn't recognize my monitor's available resolutions and it ...
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1answer
409 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 occur....
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46 views

xrandr transform makes cursor invisible

I need to make the following transformation for an external display as described here: xrandr --output HDMI1 --transform 1.06,0,-65,0,1.06,-34,0,0,1 However, such a command makes the cursor ...
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62 views

xrandr - cvt command not giving correct resolutions

Recently, I dished out this old Dell TV from my storage thats around ~5 years old. The resolution of the display isn't really 16:9, as it is 1366x760. Ubuntu didn't detect this weird resolution, but ...
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1answer
366 views

xrandr says that my recently created mode is an unrecognized option when trying to add it to my moniter

my moniter is actually a small tv and does in fact support 1080p although currently uibuntu says that the highest i can go up to is 1360x768. created a mode named 1080p that i can see when using ...
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77 views

Cannot change monitor refresh rate via VGA to DVI connector

I am using some old CRT monitor currently with Nvidia g210 graphics. I am dual booting Win8 and Ubuntu 12.04. What bogus me, is I cannot get desired resolution with max refresh rate as I get on ...
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83 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 --...
3
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1answer
256 views

Problems changing resolution using xrandr: Bad Match

I go to the Displays, and the maximum resolution I have there is 1360x768 (16:9). However, on Windows 8.1 I can have the 1680x1050(16:10) resolution, without any type of problems. Because of this, I ...
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1answer
57 views

newly created mode using xrandr on 1440x900_60.00 has no effect on my ubuntu 15.10

I'm on ubuntu 15.0 with gnome 3.16.4 installed everything is fine except the screen resolution. my HP LCD tells me that it supports the max resolution of 1440x900. however there's no such mode in ...
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98 views

Unable to set custom resolution through xrandr

So I installed ubuntu 14.04 LTS on my mac through duel booting, and I was unable to choose my monitors native resolution (1920x1080). After looking around a bit I found I could do it using xrandr, but ...
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208 views

xrandr causing various cursor problems

I am using ubuntu 15.10 on a MacBook Pro 2014 (Retina screen) and I am having to use xrandr to scale the HDMI output so that everything on my (normal DPI) 1080p external monitor isn't ridiculously ...
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1answer
105 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, ...
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35 views

Is there a reasonable chance of making money on an Ubuntu desktop utility application?

I recently asked this question on Quora. Unfortunately I didn't get much of a reply, so I thought of asking here... Hopefully this question is not off topic, but I want to know if any others here ...
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1answer
155 views

resolution issue and issue running a manual .sh file

I am new to Ubuntu, and my original problem was with the resolution. I am running Ubuntu 15.10 (x64) on a VMWare Workstation 12.0.1 which is on a Windows 7 Enterprise x64 machine with AMD Radeon HD ...