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

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Second monitor detected but doesn't go on

I'm currently working with two monitors (or I used to be, since..). Setup: two monitors, one DVI to DVI, one Display Port to Mini Display Port. GPU: NVIDIA Corporation GM107GL [Quadro K620] (rev a2). ...
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134 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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62 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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0answers
13 views

video output cuts out right before greeter

I have a monitor, with vga, and dvi. The VGA port goes to one computer, and the DVI goes to my main Computer. Recently, I've noticed that right before the greeter comes up, the video cuts out. When ...
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88 views

Ubuntu gnome 15.10 nvidia 840m external monitor problem

I am having an annoying issue with the nvidia drivers, and was wondering if someone has came across something like that and solved it. Long story short, when setting my GPU to Intel from xserver ...
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17 views

Second monitor only displays a “_”

I have my main monitor and my secondary monitor, during boot he actually shows everything on the secondary monitor but after its booted the screen goes black and it only shows a _. The display ...
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1answer
124 views

Ubuntu driving 4K LG TV (55UF7600)

I have a laptop that is capable of driving 4K screens (drives a 2K screen regularly). I'm trying, without success, to get it to drive a 4K TV (LG 55UF7600) through a Display Port out to an HDMI in ...
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438 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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52 views

Tile and move window across displays with keyboard (Xubuntu)

I have two monitors: display L on the left, display R on the right. My current window is in the centre of L. I have configured the Super+Right shortcut to tile it to the right of L. That works fine. ...
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20 views

How to make VLC play to non-desktop monitor?

I watch video on the treadmill next to my desk with a wall-mounted monitor. I don't want the video monitor to be part of my desktop. Obviously, the easiest way to keep the monitor out of my desktop ...
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85 views

How to Run 4 External Monitors on Xubuntu Laptop (Nvidia, Skylake, Thinkpad)

As title says - trying to get 4 external monitors to work on my laptop. Works perfectly with 3 external displays Works perfectly on 4 displays total (3 external + Laptop Screen) PROBLEM: Will never ...
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82 views

cant set display to full resolution (1920*1080)

I've two monitors, they support different resolutions and they were working just fine until a few days ago. In the mean time I installed some software (e.g. Virtual Box) and after restarting the PC, ...
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37 views

Resolution of two screens cannot be set. Logging in is impossible

My Dell N5110 laptop has two graphics: 00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller (rev 09) 01:00.0 VGA compatible ...
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1answer
196 views

NVidia graphics driver cannot detect second monitor

I have installed Ubuntu 14.04 on my ThinkPad W520 with a NVidia Quadro 1000M graphics card. I then switched over to a NVidia proprietary driver. However, when I plugged in my second monitor through a ...
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1answer
98 views

Cannot get right resolution with Nvidia driver

I am using the latest propriety Nvidia driver on 15.10. I currently have two screens attached to my GTX960. My problem is that one of them is connected through a VGA to DVI adapter and apparently the ...
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0answers
28 views

Multiple Monitors- drag problem

I'm using Ubuntu 15.10 on a AMD / Gigabyte motherboard that has 2 Radeon HD 6970 cards installed. Each card has 2 DVI and 1 HDMI connector. I have the latest AMD driver installed. The computer ...
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0answers
102 views

Screen starts flickering on external monitor connect

I will copy and paste the question from ubuntuforums, as long as I haven't found the solution, but the problem the post describes is very clear. "I've got a Lenovo z50-70 with an installation of ...
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1answer
89 views

Force higher resolution on second monitor on kubuntu

I have an nvidia GTX 260 896 MB and a Monitor Samsung 225 BW that supports 1680x1050 native. And I need to add and apply resolution to nvidia x server settings viewportout to 1920x1080, but it doesn't ...
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39 views

two 4K display issue's

So, I bought a new laptop and have been working on getting ubuntu fully working. It was definitely interesting getting all my killer stuff to work properly (driver wise) but that was probably my only ...
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103 views

Can't multi GPU / mult-monitor with AMD drivers Ubuntu 15.10

I've been troubleshooting for a while and haven't found much relevant info, hopefully someone can help me. I just installed ubuntu gnome 15.10 on my computer and I got it working with the AMD ...
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2answers
86 views

Additional display is always added on the wrong side

I have a desktop computer with a Radeon R7 360 and FOS-drivers. My main display, which I am using always, is connected to the DVI-port and my TV is connected to the HDMI-out, in case I want to put any ...
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0answers
54 views

Ubuntu 15.10 Mouse blinking and disappearing with 2 monitors connected

I have already seen this related question and the answers but that didn't fix my problem. The problem is the same thing but as for the solution that people said it worked: they said disable 'Unknown ...
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4answers
650 views

Dual monitor not working - Intel Graphics & Nvidia 960m

I don't really know where to start looking to solve this problem. Searching the web didn't get me very far. I'm not using any special adapter, it's a straight HDMI cable. It's a fresh install of ...
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1answer
83 views

Is it possible to use dedicated GPU and integrated GPU at the same time? if so how?

I have an AMD R9 380x and Intel HD 530 and want to run a monitor on both connected via DVI at the same time. I can get output from both GPUs but not at the same time by changing kernel boot ...
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0answers
21 views

Ubuntu doesn't reach home desktop screen after boot, monitor no detect input

The wallpaper doesn't even load. The monitor indicates there is no input. There is some error on a black screen that disappears quickly, something like can't find dell sdd or something. It was working ...
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0answers
41 views

Screen does not turn off after lock screen

Like How to fix: screen saver greys out but does not turn off the screen after update?, but that question contains no valuable information. I am using Ubuntu 15.10, amd64, on an NVIDIA card using ...
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0answers
39 views

ubuntu gnome - grid shortcut not working

I'm on Ubuntu 15.10 and on the proprietary nvidia drivers on a dual-monitor setup, currently running the default gnome 3.16 installed via the ubuntu-gnome-desktop meta package. I am able to snap ...
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0answers
21 views

Could not switch the monitor configuration CRTC 577

I'm have a Lenovo P50 with a Thinkpad Workstation Dock. I'm writing an OpenGL application and when I clean up and exit the application, I'm getting this error. I've tried other OpenGL applications ...
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1answer
234 views

Screens turn black after plugging in external screen (vga and hdmi)

I have a dell xp13 with the latest Kubuntu. I used to work fine when I plugged in my external screen or a projector (I give presentations all the time). Now all of a sudden (I think I might have ...
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1answer
217 views

How to connect several 4K monitors to ASUS GL552VW laptop? [closed]

I am going to buy laptop ASUS GL552VW. But first I'd like to know if it's possible to connect serveral 4K monitors to it. That laptop has: HDMI port 1 x USB 2.0 2 x USB 3.0 1 x USB 3.1 Type-C ...
2
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0answers
51 views

nvidia dual screen

I can't use dual screen with my Nvidia card proprietary drivers (I've tried them all!), and if I'm using the open source driver it says I'm switched to an Intel graphics card. When the proprietary ...
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0answers
125 views

Ubuntu 15.10 - Settings App Crashes On Opening “Displays”

I recently installed Ubuntu 15.10 - I had used V14 previously however I figured as 15.10 is the newest, I may as well give that a shot. As soon as I log in to my machine, I get this textbox that says ...
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0answers
102 views

How to make ubuntu remember a windows position and size? (2 Monitors)

Hi everyone so I decided to change to ubuntu 14.04, although I've had some problems (most of which I was able to fix after researching), while I know that linux isn't windows, I want it to save ...
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1answer
86 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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0answers
20 views

can't change from gdm and monitor swaps after login

I ran updates yesterday. This morning, the login screen had changed from lightdm to gdm (i think) and three seconds later the screen went blank. I couldn't even get to ctrl alt f1 terminal. I did a ...
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0answers
43 views

Two independent monitors with two independent desktops

OS: Xubuntu 15.10 GPU: Nvidia Quadro K4000 with nvidia-352-63 driver I asked this question on the Xfce forum and got no responses, so I decided to repost the question here. I have two independent ...
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1answer
66 views

Kubuntu: Second monitor not detected correctly

After a recent update, my second monitor is not detected correctly anymore. It is displays a copy of the first ones content. Strange is that it appears to be detected correctly on the login screen: ...
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0answers
127 views

How can I use my Intel HD GPU at the same time as my NVIDIA GPU on a Desktop system?

So, I've found only a handful of questions / articles about this topic but in pretty much all cases it's about laptops. This is very different because it's usually related to Nvidia Optimus sort of ...
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0answers
102 views

Ubuntu freezes during startup screen after rebooting after installing AMD graphics drivers

I have an Asus r7250 graphics card, which I plug two monitors into (1 VGA, one HDMI). Recently (today) I installed Ubuntu 14.04 on this computer (a desktop, 64 bit). Within Ubuntu, I was able to ...
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0answers
21 views

Connecting second screen causes ubuntu to quit session

I have been using a second screen with my laptop for some time and it was working fine. But now when I connect the second monitor, it logs me off (if I was already logged in) or will not log me in at ...
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1answer
29 views

Ubuntu 14.04 disable secondary desktop in Unity

Is there a way to disable Unity from creating a secondary desktop if I have two monitors plugged in? My secondary monitor is actually a receiver for sound, so there is no need to have a desktop ...
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0answers
36 views

Intel graphics card refresh rate

I have a two monitor setup running on a integrated Intel graphics (HD 4600). I'm trying to run an application at the refresh rate of either of the displays (both running at 60 Hz). This works fine ...
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1answer
43 views

Ubuntu 14.04: I have 2 monitors, and full screen spans both of them. I only want full screen on one monitor

I see lot's of people wanting to have full screen span both monitors, yet I only want to be able to full screen an application on ONE of the monitors. Here is my /etc/X11/xorg.conf Section ...
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0answers
185 views

Ubuntu 15.10 - HDMI connection to Samsung HDTV no longer working

I use a HP Pavilion dv5 laptop. I have been connecting it to a Samsung HDTV for over 6 months now via a HDMI outlet and everything worked seamlessly. I was new to Ubuntu then, and surprised that it ...
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0answers
52 views

Very particular problem with dual monitors: Sony Bravia 55W800C + GeForce GT430 + Intel® Core™2 Duo CPU E4600 @ 2.40GHz × 2

I've connected a Sony Bravia to my ASUS tower running Ubuntu 14.04 with a GeForce GT430 (it's an older video card now, but it has 1GB of VRAM). The problem I'm experiencing is that when the mouse ...
3
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1answer
296 views

Display Manager Crashes on Dual Monitors with GNOME 3

I don't know if this problem has been here since I installed Ubuntu, as I don't remember if I ever used multiple monitors before now on my laptop while in Ubuntu. Here's the situation: I have an ...
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1answer
93 views

Is there any way to mirror displays in 16:9 Ubuntu 13.10

I have an old dual core Toshiba laptop with a 15" wide screen that rarely leaves my office. I have a 17" wide screen monitor plugged into the vga port on the side and want to mirror the display. ...
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0answers
49 views

Dual screens not working properly Ubuntu 14.04 Nvidia 760M

I've recently done a fresh new install of Ubuntu because I got tired of my old Windows BSODs. I'm using a MSI GS70 laptop. The installation is finished and the system boots up perfectly after ...
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86 views

Display problem when upgrading to Ubuntu 14.04 (maybe display UNCLAIMED)

I recently upgraded my machine to Ubuntu 14.04. When I boot my machine, my monitor does not display anything. Pressing Ctrl+Alt+F1 also doesn't show me anything. What I finally did was go to recovery ...
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1answer
34 views

Unsupported resolution when connected with HDMI

So here's the situation. One day my Acer Aspire One 725 fell and its display isn't working anymore. However, I got a display workaround by the means of HDMI cable connected to my TV(max supported ...