Official configuration utility for x.org.

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4
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0answers
2k views

External display suddenly not detected

I have a Lenovo IdeaPad U410 running Ubuntu Desktop 13.04. I have an external monitor that I connect to via HDMI, and it's worked flawlessly for six months. I plug in my laptop, it detects the ...
3
votes
0answers
26 views

Visual glitches when rotating display - ATI Radeon

When rotating my display with xrandr --output DVI-0 --rotate left (or right or inverted), i get this weird, sort-of screen tearing effect that doesn't show up in screenshots. (Image shows output of ...
3
votes
0answers
43 views

Triple Monitor Setup Problem (specifc, could not find an answer)

Despite my sincerest efforts to avoid asking a question that thousands of others have had similar issues -- alas, I am not skilled enough in Linux to diagnose this myself and no other solution attempt ...
3
votes
0answers
586 views

Can't switch to Discrete GPU Hybrid Graphics ATI/intel

Just recently I had got my hybrid graphics working with DRI_PRIME=1. I obviously have the open source drivers. Now for some reason that I can't figure out it has stopped working. xrandr --...
3
votes
0answers
339 views

Why doesn't xrandr recognize my view as connected, even though it's on?

I have a dual screen setup via a Lenovo docking station, the laptop itself has its lid shut. The two screens are mirror display, i.e. both are clearly on and working to some extent, they both display ...
3
votes
0answers
420 views

xrandr does not show hdmi

I'm trying to connect my DELL INSPIRON N5110(Ubuntu 13.04) to SAMSUNG S24C350H Monitor via HDMI. When i plug my cable to laptop and to the monitor nothing happened. I tried System Settings -> ...
3
votes
0answers
563 views

xrandr config not loading properly at startup from .xprofile

I'm using xrandr to rescale the resolution on a netbook (Ubuntu 12.10). When I run the following command it works fine: xrandr --output LVDS1 --mode 1024x600 --panning 1280x720 --scale 1.25x1.2 ...
3
votes
0answers
520 views

USB2VGA device not listed as output device

When I type xrandr the usb2vga device "Magic Control Technology Corp. (USB2VGA dongle)" does not show up. A reboot with the device plugged in doesn't change it. The kernel.log shows that it has been ...
2
votes
0answers
76 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 ...
2
votes
0answers
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 ...
2
votes
0answers
240 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 ...
2
votes
0answers
70 views

Monitor flickering after standby mode Ubuntu 14.04

My ultra book Dell Latitude E7450 is mounted on top of docker station. From docker I send video signal via 2 DVI outputs to two external monitors. One of my external monitors starts flickering after ...
2
votes
0answers
129 views

Custom dual screen configuration buggy

Using Ubuntu's system settings to configure two screens (desktop monitor and TV via HDMI in my case) is not ergonomic. Hence I decided to code a handy switcher script which lets me choose between ...
2
votes
0answers
67 views

Display Port Monitor mappings change at random 14.04

I have a Dell E7240 with Ubuntu 14.04. I have installed the Hardware Enablement Stack and the 3.17 kernel. Now, when I use my docking station, I can get 3 monitor support, and it works great. The ...
2
votes
0answers
649 views

xrandr lists audio (over HDMI) but aplay doesn't

I'm on 14.04 and trying to get sound over displayport -> HDMI -> TV on my Dell Optiplex 780 with Intel GMA4500 graphics. The issue is not (yet) displayport -> HDMI which seems to be adapter dependent ...
2
votes
0answers
53 views

KDE resizes when I turn off a monitor

I have a fresh install of Kubuntu 14.04 with 3 monitors. When I turn off a monitor, KDE detects that and resizes/moves windows to the other monitors. I usually want to turn off all monitors and walk ...
2
votes
0answers
260 views

How to get the current display output using the command line?

I'm writing a script in which I need to switch between two displays, but I can't find a way to get the information about the current active output. Pretty much like this: if Display0 is off and ...
2
votes
0answers
334 views

xrandr and multiple displays

So I'm pretty new to Ubuntu and Linux in general. I have Ubuntu 14.04 installed on my laptop and want to attach another monitor. The native laptop display is running at 1366x768 and my monitor is ...
2
votes
0answers
400 views

Screen Resolution not displaying properly on eee pc

After installation, everything works normally except for the very big icons on the screen. I checked the screen resolution and found out that it is very low, 1024x600. I tried searching Ask Ubuntu ...
2
votes
0answers
828 views

Configuring two sets of mirrored displays

I'm trying to configure several Ubuntu 14.04 desktop workstations, each of which has a total of 4 monitors. I would like to configure them so that there are 2 independent screens, each of which is ...
2
votes
0answers
297 views

Can't change monitor to native resolution

I'm using a laptop running ubuntu 14.04 LTE, and I have secondary monitor LG Flatron M197WD, which according to the lg website can run in a 1366x768 resolution. This mode didn't show up in either the '...
2
votes
0answers
34 views

wacom axis sensitivity

My wacom stretchs everything vertically. How do I lower its vertical sensitivity? I use my display rotated to see it vertically. May be it is confusing the tablet. (But I switched off absolute ...
2
votes
0answers
613 views

Can't set the resolution of my monitor on DisplayPort

My graphics card has a DVI port and two Display Ports. I have two of the same monitors, one on DVI, one on DP, but can't get xrandr to set the resolution on the DP one. I can't use xrandr --addmode ...
2
votes
0answers
354 views

Low resolution on second monitor, xrandr throws error

When I connect an external monitor to my laptop through VGA cable, it has extremely low resolutions and no higher options to choose from. I tried the following (based on this; other sites just ...
2
votes
0answers
764 views

Problems with connection laptop to TV via HDMI

Sorry for my English. I am from Russia. Laptop - Compaq presario cq61. Ubuntu 13.04 TV - Panasonic - VIERA TX-PR42C11 I need connect my laptop to TV via HDMI. When I had proprietary driver nVidia I ...
2
votes
0answers
754 views

How do I create a custom resolution for an external monitor?

I currently trying to add the resolution 1216x676 for my external monitor which is connected via HDMI-1. I'm following the guide found at http://shanereustle.com/blog/force-screen-resolutions-on-...
2
votes
0answers
230 views

External display, windows are moving to external display

I use external display with lenovo w520, I am running it with following script xrandr --output LVDS1 --auto --primary --output VIRTUAL --mode 1920x1200 --left-of LVDS1 optirun screenclone -d :8 -x 1 ...
2
votes
0answers
720 views

How can I properly use Dynamic MultiMonitor in xrandr?

I have a Dell Latitude E6520 with Ubuntu 12.04 and a Dell U2711 Monitor connected with my docking station. I tried this https://help.ubuntu.com/community/DynamicMultiMonitor xrandr --version xrandr ...
1
vote
0answers
25 views

AMD, second monitor not displaying properly

I've recently run into a problem with my second monitor on Ubuntu 14.04. Only a slither of it actually displays anything, it's not a faulty monitor as I've switched the DVI cables and the problem ...
1
vote
0answers
38 views

Display not working properly

I have Toshiba 16" laptop with Kubuntu 12.04 installed in it. I am having some display issues like it goes blur while loading Plymouth and the mouse courser blinks all the time. This is the output ...
1
vote
0answers
25 views

Ubuntu 14.04 monitor goes to no signal when rotated

Currently I am running Ubuntu 14.04 and when I use Xrandr to rotate my monitor like so xrandr --output DVI-1 --rotate right the screen goes to no signal. If I switch it back to normal I get a signal ...
1
vote
0answers
51 views

Alternatives to xrandr for HiDPI double screens

I have a Dell Precision 5510 with a 3840x2160 screen, connected to a monitor with a 1920x1200px resolution. In order to use them together I followed what is suggested here. In other words, executing: ...
1
vote
0answers
20 views

Washed out colors on a Macbook Pro; the usual answer doesn't work

Xubuntu 14.04 on a Macbook Pro 2012 version. r@r-MacBookPro:~$ xrandr --query Screen 0: minimum 8 x 8, current 1280 x 800, maximum 32767 x 32767 LVDS1 connected 1280x800+0+0 (normal left inverted ...
1
vote
0answers
34 views

Shift screen with xrandr

Some days ago I crashed my laptop's screen. For now I can only see a part (more than half screen) the right part, so the launcher and many things that appear usually at left are hidden, and most of ...
1
vote
0answers
21 views

xrandr reporting wrong resolution after booting from script started with upstart

I have a script in /home/username/.config/upstart myscript.conf ... description "my startup scripts" start on desktop-start exec ~/scripts/startup.sh start that startup script eventually calls ...
1
vote
0answers
19 views

Laptop Monitor not turning on with two external monitors

I have a Dell Inspiron N7010 set up with two external monitors. System Settings Details The problem I'm facing is I cannot get the laptop monitor as well as my two external monitors to all turn on ...
1
vote
0answers
87 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 ...
1
vote
0answers
681 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: ...
1
vote
0answers
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 ...
1
vote
0answers
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 ...
1
vote
0answers
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"...
1
vote
0answers
444 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 ...
1
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0answers
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 ...
1
vote
0answers
79 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 ...
1
vote
0answers
84 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 --...
1
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0answers
180 views

Need some help on the XRandR --fb command

Recently I've been playing around with xrandr looking through man etc., so that I can finally find a way of getting randr to work on all systems - without getting Gamma Failed, BadName and BadMatch ...
1
vote
0answers
40 views

Ubuntu says I have two display and cursor flickers

Hello I recently installed Ubuntu 14 on my macbook pro and I'm having an issue with the display settings on it. My cursor seems to flicker and disappear most of the time. I also noticed I have two ...
1
vote
0answers
149 views

Ultrawide resolution does not works with nvidia driver (but works with nouveau) - 12.04

I'm trying to get working my new UltraWide monitor (2560x1080px) via HDMI (nVidia 9500GT). By default, there is no option to select this resolution in screen settings panel, only 1920x1080p is ...
1
vote
0answers
266 views

How to change the preferred mode on xrandr?

I have a dual monitor setup, a laptop monitor and an external VGA monitor. The preferred mode should be 1920x1080 on laptop and 1600x900 on external monitor. That's how it was but I installed (and ...
1
vote
0answers
136 views

XRandR to downsize and left-shift display output? (Underscan)

My old laptop has a crack on literally the right side of the screen, which luckily doesn't destroy the whole screen, but makes a small strip unusable. This is pretty frustrating, because you often ...