Questions related to hardware displays, either internal (as in a laptop) or external (as in most desktop monitors, or projectors)

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How to add 2560x1080 resolution in Ubuntu 16.04 over HDMI

I am trying to get Ubuntu to display a 2560x1080 resolution over HDMI. I know this is possible because I was able to do it with a raspberry pi. I have tried: nvidia-settings : setting both viewport ...
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0answers
43 views

Cannot change display brightness without rebooting

I searched this site for an answer on this question and found this. The owner of that question has mentioned that the computer should be rebooted to take the brightness change to effect. I have the ...
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1answer
458 views

Thunderbolt Display on non Apple computer

I just got a System76 Galago UltraPro, and I'm trying to hook it up with my Thunderbolt Display A1407. I have tried by using both the Mini DisplayPort from the display to the computer, and a ...
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1answer
41 views

Ubuntu screen problem

I have a problem with the ubuntu display. The ubuntu screen only covers middle portion of my laptop screen leaving to black bars on side. The screen almost looks like the screen which gets displayed ...
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0answers
21 views

Display not working with kernal 4.4 Ubuntu 16.04

My VGA display does not work when booting Ubuntu 16.04 using the 4.4 kernel. If use grub to load the 4.2 kernel, the display works and I am able to login. I am using an AMD 5600 processor and the ...
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1answer
20 views

Can I use my Ubuntu notebook's display as second external monitor for my Windows desktop? [on hold]

I have two different devices: A notebook running Ubuntu and a desktop computer running Windows 10. I want to connect my notebooks display to my desktop computer as additional external monitor. Is ...
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0answers
9 views

Game is working, but not display

I'm fresh Ubuntu user. Installed newest Wine and EU4. When I start EU4.exe, launcher is totally black, but if you go on the place, where usually button is, game is loading. I hear the sound, mouse ...
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0answers
10 views

Aftershot 2 trial on Ubuntu 14.04 shows no lables on toolbar, buttons etc

I am running Aftershot 2 trial version on Ubuntu 14.04 and I'm a newbie to both Ubuntu & Aftershot. As far as I can tell Aftershot runs and do the job, but many buttons, top tool bar and bottom ...
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0answers
18 views

How to use 1k external monitor with 4k Dell Precision laptop

I have a 4k Dell Precision 5510 laptop, and I need to add a 1k external monitor to it, but I can't get the resolutions to get along. If I use @2x scaling, everything looks comically large (and ...
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1answer
40 views

Lubuntu on Netbook Cannot Display Native Resolution

I recently came across an orphaned Samsung NC10 and started working on it (1.6Ghz Atom with 2GB RAM and a 60GB SSD). The display is (allegedly) a 1024x600 LCD with a 60 hertz refresh rate. It's ...
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0answers
10 views

Bad Ubuntu fonts and display quality in Oracle virtualbox

I'm running windows 8.1 as the host OS and Ubuntu 16.04 as the virtual OS in the Oracle's virtualbox but it is showing poor quality of fonts and pictures in the full screen mode (guest additions is ...
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0answers
10 views

Why are my displays not working anymore?

I was working and managed to run out of memory with a Java VM which required me to reset my machine. From that moment on Ubuntu was broken. It was not possible to login for me until I re-installed ...
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1answer
94 views

Artificially increase maximum screen brightness

I have my laptop set to maximum brightness, but it's not bright enough. Is it possible to somehow make it brighter?
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2answers
605 views

Successful boot, but no video output

Ok, just installed Ubuntu 12.10 on an ASUS Zenbook UX32A (integrated graphics). On boot, screen goes black, and doesn't come back on. However, the computer boots successfully and I hear the login ...
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0answers
13 views

I can't turn my built-in display back on after turning it off

I am using a T.V. (Insignia LED) as a second monitor. After deactivating my built-in display I am unable to reactivate it through my display settings.
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votes
3answers
4k views

After upgrading from13.10 to 14.04 screen on a laptop doesn't work but

First my laptop CPU/GPU is Intel Celeron N2815 (Bay Trail) and I am in dual boot with windows 8. I have upgraded from ubuntu 13.10 to 14.04 today through update manager. And after upgrading and after ...
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0answers
24 views

Ubuntu freezes when I connect a second display

I'm having a problem when I connect a new video display while the computer is on. For example, I'm working normally, and connect a new video display to use 2 monitors. After a few minutes Ubuntu ...
1
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0answers
293 views

Xubuntu 16.04 - second monitor disabled after display sleep

My computer is set not to sleep or lock, but to blank the display after eg 10 mins. I have 2 monitors, which, prior to 16.04, worked as expected - the only noticeable thing was that, for whatever ...
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0answers
11 views

2nd monitor refresh rate not supported?

It's my first time with Linux, so I'm totally noob, but I wanna learn. I have Ubuntu 16.04 installed on my PC (along with Windows 10). My GPU is Radeon HD7850 (not sure what drivers I'm using - stock) ...
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1answer
31 views

How can I setup 3 monitors so that 2 & 3 are mirrored?

I have an nVidia GeForce GT 730 & am using the nVidia proprietary driver (361.42) on Ubuntu 16.04. I have 2 monitors & a projector. The first monitor maxes out at 1280x1024. The second monitor ...
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0answers
18 views

Screen flickering on Ubuntu 16.4 while inactivity

I am a total Linux newbie and just installed Ubuntu 16.04 Unity a few days ago as a second OS besides Windows 10. Unfortunately it seems there is something wrong with the screen. Whenever there is no ...
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0answers
13 views

Display Issues - Desktop larger than TV display

I just migrated my HTPC from Windows 7 to Ubuntu 16.04. The install went fine however, at a resolution of 1280x720 or 1920x1080, the actual desktop is wider than the TV screen (primarily on the left ...
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1answer
78 views

Some default fonts different between two 14.04 installations

I just installed Ubuntu on a couple new computers, and a lot of the system fonts are quite different than those of the first laptop. All are running 14.04, all are fully up to date with updates, all ...
3
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2answers
561 views

How can I mirror one of the screens in a 3-monitor setup?

Is it possible to have 2 extended monitors and get the third being a mirror of one of the two extended? I'm pretty sure it's not possible through the interface but it may be possible through ...
27
votes
6answers
17k views

Is there a software utility to adjust screen gamma/brightness/contrast?

I use to work at night and it is eye-hurting to watch at lightbulb-bright screens (I've got two - laptop's built-in panel and an external 18-inch CRT) in a dark environment. So I adjust my screens to ...
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0answers
51 views

Support setting external monitors for Ubuntu 16.04

I have : Dell Laptop Inspiron 13 - 7000 Series (7353 modal ) Internal Video card : Intel® HD Graphics 520 (Skylake GT2) 2 Dell Monitors - UltraSharp U2414H Dell Docking Station 3.0 - D3100 Ubuntu ...
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0answers
68 views

xrandr can't open display ubuntu 16.04

I just installed nvidia drivers on my Asus laptop and after restart my screen resolution became smaller. I had no idea what had happened so I restarted again and after that I saw your system is ...
3
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1answer
86 views

When installing from the bootable USB, I get an error on my monitor (Monitor Out of Range)

I know this question may seem similar to When I turn the monitor on, I get an “input out of range”, how do I fix this?, but it certainly isn't. My question, although causing the same error, happens ...
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0answers
25 views

2. Display not detected (Intel CPU Graphics)

I recently moved to Ubuntu from Windows, usually i have two displays connected (one to nvidia graphic card and one to cpu graphics). Under windows everything works fine, but ubuntu doesn't recognize ...
3
votes
1answer
214 views

External monitor on Dell xps 13 9350

Once more some odd problems with Ubuntu on the Dell XPS 13 (9350, 2016 model). I got the Dell DA200 adapter (USB-C to HDMI/VGA/Ethernet/USB3.0) to attach an external monitor. I have tested two ...
0
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0answers
27 views

Losing display on dual monitor virtualbox

VirtualBox: 5.0.24 Host: Windows 10 Guest: Ubuntu 14 2 physical monitors I have installed guest additions. In the VM's Display I have video memory 64 MB, monitor count 2 and enabled 3d ...
0
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0answers
2k views

Error: cannot open display firefox in linux

When I run firefox in bash, I am facing this : Error: cannot open display or Error: GDK_BACKEND does not match available displays I installed xauth , xorg etc. But did not resolve my problem. I try ...
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votes
2answers
5k views

Is this a dual monitor reset bug?

My two displays are: Intel GMA x4500 Laptop (1280x800 native resolution of the built-in display) External display (1920x1080) A few minutes after I login to my dual monitor setup, it gets reset to ...
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0answers
24 views

(Dual Screens) Mouse moves main display to side and shows second display on both main and second display

This is the most hardest thing to explain but here is a video of my problem: https://drive.google.com/file/d/0B0TIGQnxlWUpamlGaG5KLXRkVkE/view This has been bugging my ever since I when from Windows ...
3
votes
2answers
7k views

Turn off laptop display and have monitor

My laptop display has stopped working and is unfixable! Anyway, I got a full HD monitor and plugged that into the HDMI port of the laptop. I have changed the power settings so that I can close the ...
0
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0answers
28 views

Lubuntu 14.04 mouse cursor stucks occasionally

I have at work a computer with Lubuntu 14.04 on it. Occasionally there is problem, that visible cursor stucks somewhere on the screen and mouse works besides that point with invisible cursor. The ...
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0answers
51 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 ...
2
votes
1answer
7k views

How to reset display settings in XFCE \ Ubuntu 12.04 and also flgrx drivers

I recently upgraded to Ubuntu 12.04 and since I hate unity I installed the Xubuntu package and am using XFCE instead. Since I have a Radeon HD5770 I also installed the fglrx drivers. This all went ...
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0answers
10 views

Gtk-Warning Cannot open display error after budgie install

I recently installed budgie desktop on Ubuntu 16.04. I was unable to control brightness from hardware keys so I edited a file(I do not exactly remember which one but can find it) and now, Ubuntu ...
0
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1answer
73 views

Ubuntu 14.04 dispaly resolution problem

I am using Ubuntu for quite a while now. Just scrolling through the display settings I noticed that the screen resolution only gives me two options 1024x768 and 800x600 in a 4:3 aspect ratio while my ...
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votes
0answers
50 views

Built in Display dont work neither is recognized 14.04

I searched all the google, and askubuntu.com for an answer about this. To sum it up: I have a Dual boot PC NP670Z5E-XD1BR, Ubuntu and Windows, with 8GB RAM, Radeon Graphics. On Windows it says "Radeon ...
0
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0answers
41 views

External display on usb-c doesn't work above 1024px resoultion

I bought Asus Zenbook Pro ux501vw and DELL DA200 device. I installed Ubuntu 16.04 LTS on my asus and connect external monitor via HDMI and it works good. When I tried to connect 2nd external Monitor ...
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0answers
31 views

Black monitor upon start up

I'm new to Ubuntu so bear with me. I had my wide screen and changed to older LCD 4:3 and can't get to login screen. I should say I can access BIOS fine.
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0answers
52 views

Is there any way to tell what Mini DisplayPort version (1.1 or 1.2) this ubuntu laptop has? And if it supports MST?

Dell Laptop XPS 17 L702X I have two Dell U2515H monitors connected via daisy chain to the laptop Mini DisplayPort (both monitors have DisplayPort version 1.2 enabled from the OSD). Both external ...
1
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1answer
87 views

Set default Resolution system wide [duplicate]

I'm using Ubuntu 16.04. addicted@ADDICTED:~$ xrandr Screen 0: minimum 8 x 8, current 1920 x 1080, maximum 16384 x 16384 DVI-I-0 disconnected (normal left inverted right x axis y axis) DVI-I-1 ...
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0answers
27 views

Belkin HDMI to VGA adapter not displaying / not detected

I purchased a Belkin HDMI to VGA adapter (also carries Audio). I'm running Ubuntu 16.04 (Gnome) on a 15" Macbook Pro Late 2013 Model (DMI: Apple Inc. MacBookPro11,3/Mac-2BD1B31983FE1663, BIOS MBP112....
13
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3answers
38k views

Using Intel Wireless Display (WiDi) in Ubuntu

My Thinkpad X1 Carbon apparently supports Intel WiDi. I believe this should, in theory, allow me to share my screen with my Sony Bravia TV which supports Miracast. Is it possible to make use of ...
2
votes
2answers
4k views

Can not change display resolution on a Sony VGN-FZ21M

My Sony Notebook VGN-FZ21M does have a NVIDIA grafic card with a VESA G86 Board - e415h01. My Problem is, that i can not change the display resolution from 1024*768 (4:3) to 1980*1280. I tried to in ...
0
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1answer
51 views

Why does my Xubuntu 16.04 desktop think that it is a laptop? How do I instruct it otherwise?

I have a desktop and it has a single screen attached to it. It appears that something in my hardware is causing various flavors of Ubuntu to identify my device as a laptop with an additional screen. ...
2
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0answers
44 views

4k resolution on xenial [closed]

I'm using a NUC5i5RYK (which comes with an Intel 6000 graphics) and Ubuntu Xenial 16.04. Today I purchased a 4K TV which is connected via the display port on nuc, and by the spec it must support 4K@...