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

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System does not boot up without connected to external monitor via HDMI

yesterday I just updated Ubuntu Gnome from 15.10 to 16.04. I have an external monitor connected to my Asus G55VW notebook via HDMI. After the update there weren't any problems until today, when I ...
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1answer
267 views

Notebook display not detected after upgrade to Ubuntu Gnome 16.04

I have an Asus N55S notebook with Nvidia Gefore GT555M and an external Samsung monitor connected via HDMI. With the proprietary Nvidia driver dual display mode was working perfectly in Ubuntu Gnome 15....
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1answer
1k views

Laptop freezes after connecting external monitor, since 16.04 update

I have a Zenbook UX303U with integrated Intel HD5000, and using an external monitor worked fine until I updated to Ubuntu 16.04LTS this weekend. Now, when I plug my second screen and then move the ...
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772 views

Dual monitor on Ubuntu 16.04

This is my first time dealing with the problem of dual display. Here's the detail of my laptop: TF-T5-SKELAKE: CPU: i7-6700HQ Graphics: Intel HD 530 NVIDIA GTX 970M Thunderbold ports After ...
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0answers
91 views

Two monitors - primary, secondary?

I use Ubuntu 16.04 LTS and to motherboard (GA-Z170-D3H with Intel HD Graphic 530) I have connected two monitors. First (primary) on DVI and second (secondary) on VGA output. Secondary monitor I can ...
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21 views

How can I include NVidia drivers during installing Ubuntu

I have a GTX 750 which causes flickering while booting to Ubuntu Live CD. I have learnt that my 750 was causing this. I found that Nvidia DOES provide driver solutions to Linux, but I'll have to ...
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58 views

Dual Monitors - Mirrored Displays and disabled Wi-Fi until Reboot?

Update: There are related posts with dual monitor issues e. g. Multi display issue with Ubuntu GNOME 14.04 - Still, there are two points that make this question different: Wireless feature is ...
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43 views

Ubuntu locks up after reboot with 2nd monitor

Ubuntu 16.04 or Ubuntu MATE 16.04. Install OS, updates, and apply Nvidia driver. Install several applications like Skype, Chrome, Dropbox, and HipChat. No problems. Reboot, no problems. Connect 2nd ...
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20 views

The power supply of my external monitor broke, how can I switch on my internal screen?

Ubuntu version : 15.10 Laptop display : disabled External monitor Dell s2415h : enabled The power supply of my external screen is gone, so I can't see anything on my external monitor but the ...
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0answers
777 views

Ubuntu 16.04: problem with multiscreens, is there a workaround?

My configuration is the following: computer is a Dell M3800 (a beefy laptop); its internal display is 15 inch, 1920x1080 resolution; there is also an external display, which is a 24 inch display, ...
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8 views

Can I change the behaviour of the volume indicator in Gnome?

In Gnome 3.18.4 the volume indicator shows on both screens. How can I disable this, and have it on either my primary screen or the focused screen?
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1answer
323 views

Screen blinking on moving cursor from one monitor to another

I have a dual monitor setup at work and when moving the cursor from one monitor to the other the screen blinks and sometimes gets completely black. I've recorded a video to better show the problem: ...
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1answer
134 views

Xubuntu 16.04 external monitor

Ok, my first question here is simple: I have xubuntu 16.04 LTS on Laptop X86_64. The laptop can handle ubuntu xenial xerus to but I like xubuntu. It works like a CPU because I link It to a big ...
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0answers
51 views

ubuntu 14.04 freezes on dual monitor desktop setup powered by nVidia GT730 graphics card

first things first I am really new to ubuntu so forgive me if my what I am about to ask sounds a little bit stupid!I have desktop setup with nVidia 730 card and intel core i5 processor with dell ...
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39 views

Xorg Config File with two monitors: How do I get Xorg Config to run?

Specs: Ubuntu 15.10, 2 Gpus: nvidia 970 and 950; 800 watt power supply, dual monitor--one using dvi, one HDMI from the 950. Right now, I have an nvidia geforce 970 and 950. I am trying to specify ...
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1answer
589 views

Screen Tearing After Kubuntu Upgrade 15.10 -> 16.04

Just upgraded today, already regretting it. I have terrible VSync/tearing problems. Before it worked flawlessly. I already tried all compositor settings, some of them seemed to temporarily remove ...
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17 views

Docking station + External Monitor: mouse and keyboard get stuck in different windows

Whenever I plug my external monitor into my Lenovo Docking station for my W540 the mouse and keyboard will eventually get stuck in different windows. i.e. I can click in my terminal, but when I type ...
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248 views

Can't change multi monitor display positions in Ubuntu 16.04

I've just done a fresh install of Ubuntu 16.04 and most things are working great :) However, I have a 3 monitor setup and I'm not able to adjust the relative positions of the displays. If I try and ...
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1answer
564 views

Ubuntu 16.04 doesn't see second monitor daisy chained through displayport

I have two Dell U2414H monitors connected in chain to AMD R7 250X. Today I installed Ubuntu 16.04 and in settings I see only one monitor while screen is duplicated on second monitor. Is there a way ...
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50 views

external Samsuang HDMI monitor is not recognized after software update on Ubuntu 14.04

I have dell Vostro 5000 with Ubuntu 14.04 after software update it stopped recognize my external HDMI Samsung Monitor. It has both Nvidia and Nvidia and I am working on the Intel one. Can you please ...
0
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1answer
41 views

Monitor not idling after i3wm installation

Yesterday I installed i3wm and noticed that after the screensaver turns on, the screens turns black, but the monitors stay on (have two of them). Up to now I was using Unity and the session locked ...
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139 views

Ubuntu Xenial kernel crash on extended display

I have dell xps 15 9550, when I connect my extended display the laptop display starts to flicker like crazy when I hove the mouse over it. After few seconds ubuntu freezes. ctrl + alt + 1 or 2 does ...
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37 views

Kubuntu - adding a 3rd monitor connected to onboard

Please help me find the answer in adding a 3rd monitor. My setup is I have 2 monitors connected to an external VCard (GeForce GT 730). I am adding a 3rd monitor which is connected to the onboard video ...
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26 views

External monitor and colour adjustment on ThinkPad T440p

I'm new to Linux, and have sorted out inital issues with two exceptions. One is that my ThinkPad doesn't detect my Benq external monitor, either via VGA or miniDSP-to-HDMI. System settings > Displays >...
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42 views

Can't rotate screens

I have a dual monitor setup and want to rotate one of the two screens, I looked up how to do it, but I get an error: {20:17}~ ➭ xrandr Screen 0: minimum 8 x 8, current 3840 x 1080, maximum 16384 x ...
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15 views

How can I use the same monitor mode on two different systems?

I have two Ubuntu installations: my workstation runs 14.04, my notebook runs 16.06. A montior is connected to both system through a KVM switch. Through xrandr I added display modes using same ...
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1answer
130 views

How to open a file in the same display I am working it?

I have connected a LCD to my laptop. When I try to open a file in Nautilus, the target application opens in my laptop display, rather than the second display (in which nautilus window is open). I don'...
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25 views

Mouse Cursor not always showing

I'm having an issue where my mouse cursor won't show up. The mouse still moves and I can interact with menus, I just can't see what I'm seeing. I have managed to find the conditions that seem to ...
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0answers
17 views

desktop built-in VGA port and Nvidia geforce210 for dual monitor

I have a problem on my monitor, one monitor is connected to the built-in VGA port and the other one is connected on my video card which is a NVIDIA GeForce210. At first the two monitor work but when I ...
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0answers
63 views

Display settings do not show correct resolution options for secondary display

I currently have installed Ubuntu 15.10 on an Acer Aspire E1-510 laptop with an Acer X223w as a secondary monitor. The graphics card is an Intel Bay Trail. The laptop resolution is fine but the ...
2
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1answer
121 views

added display moves icons to extended desktop

I have my laptop set up with an extended display in Ubuntu mate. when I add the screen, all my desktop Icons move to the extended portion. How do I prevent that from happening? I have been using ...
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0answers
19 views

Ubuntu 15.10 detects a not-present display in monitor settings

I have an Asus K53SC that has Ubuntu 15.10 installed, and in monitor settings it detects a not really present second monitor called Unknown Display. Sometimes it enabled automatically itself, and I ...
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140 views

Ubuntu doesn't detect an external monitor

I have two monitors. The first one works fine with both my windows and my Ubuntu 15.10 machines. The second one works with my windows machine, but not with my Ubuntu machine. It is outputing a DVI ...
1
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1answer
130 views

Xubuntu save multi monitor config

I've a multi-monitor-setup with 2 screens (3 with the notebook T460s itself) on xubuntu 16.04 at a DP KVM-Switch. The notebook is connected via the Dock-3 Docking Station over 2 DP-Ports. Every time ...
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1answer
97 views

Turn off external monitor when inactive

I added an external monitor to my laptop last week and have almost everything working like I want except for the Brightness & Lock behavior. I've long had this set to "Turn screen off when ...
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0answers
11 views

When I select a window by using mouse cursor it doesn't really works

I'm using two monitors so that I have my desktop extended. It works fine except that when I select other window by using the mouse cursor it doesn't really select it, in a way that if I start writing ...
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53 views

Installing fglrx causes ubuntu to not boot | Can't have 2 screens

I just installed ubuntu today so I have no experience whatsoever. I am using two screens running on two different GPUs (AMD and intel). I am currently dual booting along windows 10. On the latter the ...
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0answers
21 views

Three Screens: Duplicate primary screen and have 3rd secondary screen without launcher

I have two screens, that I use for working and surfing, the primary (with unity launcher) is 16:9 and the secondary (without unity launcher) 5:4. When I have guests or lie in my bed I would like to ...
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1answer
45 views

How to make Xubuntu detect multiple monitor setups correctly?

I have an additional monitor at home and at work, but they have different resolutions. That was no problem for Ubuntu. I recently set up a new laptop with Xubuntu, and now the second monitor is always ...
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22 views

Is it possible to set mirror screen to 16:9?

My question is exactly the same as this question, except that I would like to know the solution for Ubuntu 14.04 instead of 13.10. I've an external Samsung S24E391HL 24- Inch monitor plugged into my ...
0
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1answer
65 views

Ubuntu 15.10 Maximizing to wrong screen

This is my first post here. I just upgraded (well, reinstalled) to Ubuntu 15.10. I'm using the closed source nvidia driver with 2 video cards and 4 monitors (2 per card). I'm Using X-screen0 for the '...
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37 views

Ubuntu ARandR additional monitor setup

I want to setup my laptop to use 2 additional monitors. One from an HDMI input and one from a VGA input. When I try to configure them with ARandR I get this error message. XRandR failed: XRandR ...
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20 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 ...
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0answers
131 views

Configuring Xbuntu 16.04 and external monitor names

I'm using a laptop - sometimes alone, sometimes with an external monitor placed on the right side and sometimes two monitors, where one is on the left, and the other on right of the laptop's display. ...
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30 views

Can not detect right resolution

I got this error in my desktop Could not switch the monitor configuration could not set the configuration for CRTC 95 And every second I run xrandr command it output is different : Screen 0: ...
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1answer
24 views

Ubuntu installed fine, but I have three monitors hooked up to my PC and no screen

This is all after a fresh install of 15.10 on my x99 Sabertooth, 2 x gtx970 in sli, 5820k intel processor,... and so forth. I've got my main monitor hooked up to display port, second monitor hooked ...
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12 views

under 14.04, disper -l outputs incorrectly the first time called when external monitor is attached

Having upgraded to 14.04, I'm experiencing inexplicable behavior from disper when I first open an xterm window and am attached to an external monitor. Subsequently, disper performs as it should. ...
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160 views

Cannot rotate second monitor with xrandr (Nvidia VGA): cannot use rotation “left” reflection “none”

I've got an Ubuntu 15.10 laptop with an integrated intel VGA and a Nvidia Geforce gtx 960m lspci -nn | grep VGA 00:02.0 VGA compatible controller [0300]: Intel Corporation Device [8086:191b] (rev 06) ...
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71 views

Cannot use --transform nor --scale to fix overscan of TV HDMI on laptop

My TV doesn't have an option to fix the over-scan. Using windows I can fix it by setting the Intel's Screen config to shrink until I fit the display into screen, so theoretically it must be possible ...
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25 views

No Display in Second Screen After Suspend

I use Nvidia 770 for a 14.04 installation to connect an HDMI TV as my main display and a VGA monitor (with a DVI bridge) as a second extended display. Every time I put the system in suspend mode and ...