Questions about multiple monitors (Including projectors), how to set them up, troubleshooting the configuration, etc.

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Full screen does not work properly

When using full screen the launcher and top panel is always on top. It doesn't matter if its a game, a video or something else that I want to use the full screen feature in. I have a dual screen ...
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1answer
36 views

Undeterministic black second screen [Ubuntu 15.10, Dell Latitude 3340 (hdmi) -> IIyama (vga)]

Problem: My second screen works most of the time fine, but sometimes it turns to black and is then difficult to get it back working. This behavior seems semi-random, that is why I find it difficult ...
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0answers
72 views

Cannot login after suspend with multiple monitors

Since I attached an external monitor to my laptop I'm no longer able to login when resuming from suspend. LightDM appears on both screens and shows my name in the login box, but the password field is ...
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0answers
40 views

Disconnecting HDMI causes vertical split on laptop screen

Whenever i disconnect my HDMI on my Dell Latitude E5550, the laptop screen tries to show both monitors: I can still move my mouse around and drag windows, but the screen does not refresh. Not sure ...
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73 views

Rotate External Display with NVIDIA drivers

I am running Ubuntu 16.04 64-bit and have an NVIDIA GeForce 940M graphics card (proprietary NVIDIA drivers are installed for this). I have an external monitor that I want to rotate Counter-Clockwise (...
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1answer
96 views

Dell D1000 USB3 Docking Station with Dell XPS

I have a Dell XPS13 and a D1000 docking station. The laptop comes with Ubuntu 14.04 LTS which is unacceptable for ongoing Java development. (1) Does Ubuntu 16.04 (xenial) work on this laptop? (2) ...
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79 views

Help configuring amdgpu config file for three monitors?

I upgraded from 14.04.3 to 16.04 and got no error messages I'm aware of. It boots and I usually use Gnome fallback, but have tried other environments. I have a three monitor system powered by a fairly ...
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1answer
87 views

Xubuntu 16.04 usb display second screen / projector

Specs Asus 102ba notebook - dual boot Benq joybee gp2 - projector I've just recently installed Xubuntu 16.04 on my notebook so far everything is up and working great. I'm just having some issues ...
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23 views

KDE taking long time finish splash, possible screen issue

I have Kubuntu 16.04 installed on a Thinkpad T450s. Every time I log in without my second monitor connected, the splash takes a long break at the end, with the fan going like crazy. If I have the ...
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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 ...
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0answers
114 views

Scaling with a 4k monitor and 2k monitor

I'm currently using two 2k monitors and a third 4k monitor. Is there any way to use max resolution on all of them and scale things up a bit on just the 4k monitor? I've been digging around for ages ...
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1answer
72 views

When using HDMI, the laptop screen extends to the TV screen

First of all, I just want to say that using Ubuntu has been pretty frustrating, to be honest. It seems like little problems like these pop up every time I try to do anything. I guess it's just cause I'...
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1answer
64 views

Ubuntu 16.04 install fails upgrade, fails install from bootable usb

I have an intel i7 CPU, geforce gtx 970 GPU, and an asus motherboard with 3 monitors. I had a working version of Ubuntu 15.10 with CUDA as the video driver. Then, I chose to upgrade the system... ...
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1answer
247 views

Ubuntu GNOME 16.04 multiple monitor issue

I'm having issues trying to setup my dual monitor setup in Ubuntu GNOME 16.04 (GNOME 3.20). I use my external monitor in portrait mode as primary screen (Dell 2209WAf - 1680x1050) and my laptop as ...
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1answer
44 views

Simple Unity Launcher Fix

I see that I can install 'myunity', and that seems like it will be overkill for my problem. Here is what happened: I was using 2 monitors with different desktop backgrounds using nitrogen, and the ...
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0answers
151 views

Problem with dual monitor on 16.04 with lenovo yoga 260

I'm using ubuntu 16.04 with Lenovo yoga 260. When I connect external monitor, it is very unstable. Problem occurs after login and desktop is successfully booted. It freezes soon after desktop is ...
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0answers
21 views

Monitor : no image after turning off then on

I would like to use my monitor as display for two computers, so I would like to switch the input as I want beetween the computer 1 and the computer 2. When I switch on the computer 2 everything is ...
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0answers
36 views

how to stop multi-monitor setup from changing?

I am using a new install of Ubuntu 16.04 with an Nvidia GTX 760. One of my monitors, for some reason or another, takes about 1-2 seconds longer than the other 3 turn on when all of my screens come on ...
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0answers
34 views

Ubuntu does not boot when connected to external monitor

Dual boot (Windows 10 and Ubuntu 14.04) Dell Latitude E5570 laptop does not boot to Ubuntu: when connected to an external monitor via VGA a black screen appears, whereas same laptop works perfectly ...
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0answers
19 views

getting Precision 3510 to use Achieva QH270 — bad EDID

I have tried everything I could find, but nothing seems to quite work... But I'm just screwing around in the dark here. So, I'm plugging this monitor in to the DVI-D (believed to be) dual link port ...
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0answers
24 views

How to stop (fullscreen) applications from spanning across monitors in 16.04?

I did a fresh install of 16.04 recently, and to my surprise my second monitor worked pretty much out of the box with the nvidia driver 361.42. The HDMI is wired over the Quadro K1000M and that used to ...
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0answers
29 views

Old Packard laptop, flickering output via VGA to HDMI converter 16.04

I tried installing Ubuntu 16.04 on my MIL's old Packard Easynote and it seems to work mostly. What she and her BF want to do is play some music via Spotify and show some images from a USB on their TV. ...
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2answers
46 views

Mouse Pointer Icon on VGA screen changes by itself

I've been trying to find a solution to this all day but I'm having no joy. I have a Dual Monitor setup for my Lenovo B50-45 running Ubuntu. Both monitors are identical (Philips 274E). One is attached ...
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1answer
242 views

16.04 Asus Zenbook UX305UA freezes with HDMI

The above laptop is freezing up sometimes when I plug in a micro HDMI dongle. The laptop is running Ubuntu 16.04, with very little installed, and is up-to-date as of today. Here are a few scenarios: ...
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31 views

Huge elements on secondary monitor with lower resolution

Ubuntu 16.04 installed on ASUS UX305 ultrabook with QHD resolution (3200x1800) of built-in display. Connecting secondary monitor Dell 24" with 1920x1200 resolution over HDMI I am getting huge control ...
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0answers
156 views

Ubuntu 16.04 lagging after connecting second monitor

I bought a new Dell xps 13 9350, i7, 512 SSD with display resolution 3200x1800. Ubuntu 16.04 is working well on that laptop, but after I connect a second display with 1920x1200 and run the command for ...
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0answers
66 views

Using Intel Intregrated Graphics alongside Nvidia GT 630

I just recently installed Ubuntu 16.04. I've been using it just fine, the only issue is with the displays. What I am trying to do is run three displays on two separate video outputs, one the Intel ...
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0answers
83 views

Third screen sometimes black after Kubuntu 16.04 upgrade

I recently updated my Kubuntu 15.10 to 16.04. A minor disturbance that occurs since, concerns one of my screens. I have three of them. The left and middle function normally. The right does not work as ...
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1answer
48 views

tty1 on monitor A; tty2 on monitor B

This is an odd question and I don't think I would even have a use for it, but; Can I bring up tty1 on one monitor and tty2 on the other, both at the same time?
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1answer
66 views

How to fix buggy Intel Broadwell video driver

I'm running Ubuntu 14 on a Librem 13 laptop, and everything works perfectly except for video. I usually use the laptop with an external HDMI monitor, and when connected, Gnome will flicker and ...
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0answers
48 views

How to play video extended fullscreen across 3 monitors?

I have a working setup with 3 monitors, one connected to the MB's VGA output, the other 2 to an ATI card. It works, but I need to play a video file across all three monitors and I can't find a way to ...
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0answers
226 views

Ubuntu 16.04 Laptop with Nvidia and Intel 3+ monitor configuration

I have an Alienware 14 running dual Intel HD4600 and Nvidia 765M graphics. I am trying to connect two external monitors and run the laptop screen at the same time. If I use the Nouveau driver for my ...
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326 views

Ubuntu 16.04LTS extended display not working - 2 cards

New build with 2 Geforce 710 cards and 3 monitors. Loaded Ubuntu 16.04. and with the standard driver all 3 monitors showed in system settings => display. But, experienced problems such as screen ...
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0answers
31 views

Errors when adding a 5th monitor

I seem to have hit a plateau, and it's not for lack of searching and reading and testing things! I've got a new Dell XPS 8900 with a GTX970 running 15.10; it has 3x DisplayPort 1.2 ports and a single ...
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0answers
39 views

Can't rotate my other monitor to clockwise in Ubuntu 16.06

I am using a AMD and Ati powered laptop and I have a secondary monitor attached with my laptop, I would like to rotate my secondary monitor to clockwise mode but I can't seem to do it because the ...
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0answers
389 views

External monitor on Thinkpad P50 with Ubuntu 16.04 and a touch screen

My Thinkpad P50 mobile workstation has an NVidia M1000M GPU to control the external monitor while using an integrated GPU to control the internal LCD, which could be similar to the NVidia 1000M GPU in ...
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1answer
50 views

How can I run two screens from two seperate GPUs?

I have two nVidia GTS 450 GPUs, each with a DVI, an HDMI and a VGA port. I want two screens, both running off the DVI ports. I've setup my xorg.conf file in /etc/X11/xorg.conf but it is not working. ...
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0answers
137 views

Scaling HiDpi Full HD screen on Ubuntu Gnome (and multi monitors)

I have a 14" Full HD display screen. It's probably not qualified to be called a hidpi/retina, but it still is very dense. The problem is that the minimum 2x scaling in Tweak Tools is too much. Ideally ...
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0answers
45 views

Login problem after Hibernate with Dell E7440

Yesterday I installed Xubuntu 16.04. It uses the lightdm display manager to log in. This works. The issue: I use a Dell Latitude E7440 with Docking station. Most of the time, the screen of the ...
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0answers
104 views

Can i use both discrete Nvidia and integrated Intel HD at the same time for dual monitor?

It is now 2016. and I've been wondering is it now possible to run simultaneously Intel HD 2500 and Nvidia GTX 650 Ti Boost on Ubuntu? I've set it up on Windows 7 after enabling iGPU support in BIOS ...
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0answers
54 views

How can I make Lubuntu duplicate the current resolution on an external monitor through HDMI?

In Windows there's an option to "Duplicate screen" when you connect an hdmi cable to an external monitor. That way both screens, the TV's and the Laptop's, have the same resolution and it doesn't ...
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26 views

Setting up to monitors of varied resolutions - Edges cut off

I have two monitors: one is an HP LCD, capable of 1680x1050p(16:10), and a Vizio LCD, capable of 1920x1080p(16:9). This isn't a problem on Windows; I can set both screens as I need them, no problem. ...
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144 views

16.04 Display and audio problems

After installing 16.04 (fresh install beta 2 + updates til now) I am experiencing werird problems with video and audio. Video: sometimes one (always only one) of the monitors turns off for a second ...
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0answers
133 views

Ubuntu 15.10 to 16.04 and lightdm display-setup-script: can't connect x server

After upgrading from 15.10 to 16.04 my lightdm.conf command has caused black screen on boot, never reaching the login screen: display-setup-script=xrandr --output DP2 --auto --primary --output HDMI3 -...
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253 views

Xubuntu 16.04 display problems

I installed xubuntu 16.04 on my laptop and have some strange stuff happening. I can get more specific details in the morning. It is a dell latitude with Intel video on a docking station lid closed ...
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0answers
137 views

Black screen flashes on second monitor on Ubuntu 16

I upgrade my Ubuntu from 15.10 to 16.04 yesterday and after fixing some hiccups most things are working fine. However, I have one very annoying bug that lets my external monitor (connected to the ...
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133 views

Dual Monitor - Side by side not working!

Before you guys do a search and claim this is a duplicate of any other question, don't bother! I've been through them all! I've tried everything I could find! Okay, so the problem is I can't set my ...
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1answer
522 views

16.04 second monitor does not work

I always had problems with second monitor on my Ubuntu (it was not able to fall to sleep mode) but after upgrade it does not work, the scenario is very similar, it does not change mode to sleep, but ...
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2answers
353 views

HP Elitebook 840 G3 Monitor Issue

I have a Elitebook 840 G3 with two external monitors exposed via a docking port. If I have one monitor turned on, everything works great, even removing the PC from the docking port and reconnecting. ...
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40 views

How can I automatically load nVidia X Server resolution settings on startup/login?

First, yes I have searched far and wide for answers to this question. There are many (far too many) answers, and thus far I have not found one which works. I've tried various forms of "save the ...