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

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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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6 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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4 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
31 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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10 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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29 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
22 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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8 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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12 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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8 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
4 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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44 views
+50

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
21 views

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

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 ...
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0answers
26 views

2560x1080 display with 1920x1080 second monitor windows do not change dpi

I have a X1 2nd gen Lenovo with a resolution of 2560x1080 and Ubuntu 15.10 and a second BENQ HDMI connected 1920x1080 monitor. The windows look fine on the laptop screen but are uber-scaled on the ...
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0answers
30 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
23 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
23 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
26 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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9 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
17 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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0answers
14 views

Is there a “generic” way to manage different monitor setups?

When I'm at work, I put my laptop in a docking station connected to an external display. However, the laptop does not really recognise when i close the laptop lid. The laptop screen is thus still ...
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1answer
22 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
41 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
27 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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9 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
13 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
14 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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0answers
17 views

Multiple monitors - set all apps to secondary monitor

like the title says, I want to simply make sure all apps launch on one particular monitor. The reason for this is that I am using two HMDI connections, one for sound, the other for video. The reason ...
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1answer
30 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
50 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
37 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 ...
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1answer
85 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
28 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
26 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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33 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
22 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 ...
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1answer
19 views

Can't disable 'workspaces on primary display only'

Recently installed ubuntu 14.04 and gnome shell 3.10.4 on a dsktop with 2 screens connected. When switching workspaces (ctrl + alt + up/down) I want both displays to change, but only the primary ...
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9 views

how do I open two Chrome browsers on a dual screen configuration, each browser in its screen

I need to code a bash script that runs on start-up and opens two Chrome browsers on a dual screen configuration Ubuntu 14.04.3 LTS. Each Chrome browser should open at a preset web URL(page),in a ...
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28 views

Dual monitor problem on Ubuntu 14.04. After monitor switch off and on, application Chrome closes by itself

I have a problem that involves a Ubuntu 14.04.3 LTS that runs on a NUC Mini-PC.The NUC is connected with two external Samsung Smart TVs 1st display connected via HDMI , 2nd display connected via ...
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0answers
24 views

HP 650 - HDMI port doesn't work

I have laptop HP 650 (2 core Pentium, 4GB RAM) with 2 display ports: VGA and HDMI. If i connect display on VGA port it's really fine. I have 2 displays. When I want to connect display to HDMI (as ...
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2answers
45 views

When i switched from ubuntu to Lubuntu i lost the external monitor. Laptop display is physically damaged

On 1/25/2016 I switched from Ubuntu 14.04 03 LTS to Lubuntu on a laptop (Sony VGN-NR120E) that I can only use with an external monitor because the LCD is physically damaged. The external monitor ...
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0answers
23 views

14.04 guest on Win 7 host can only 'see' one monitor in Settings>displays (I have two)

I have two VMs (VirtualBox) on my Win 7 host. One, Ubuntu 12.04, sees both monitors in Display>settings and works fine as far as monitors are concerned. I just added a second VM, the 14.04 install. ...
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0answers
32 views

Dual Monitor Resolution Problem with KVM Switch

Trying to setup a dual monitor environment with one monitor running through a KVM Switch. The first monitor gets detected just fine at 1280x960 (no KVM switch) but the other one (running through the ...
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0answers
49 views

Ubuntu 14.04 display port or VGA connection with limited resolution on second monitor

i just installed ubunutu 14.04 and have problems getting a second monitor working on my laptop. the display port via HDMI makes no connection at all and the VGA connection has limited resolution on ...
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1answer
37 views

Desktop icons outside the monitor on second monitor (smaller one)

I have a 24" and a 27" monitor connected to my notebook and arranged as you can see in the Display Settings window below. So the right (blue) monitor is higher than the left (green) one. My problem ...
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28 views

Display flickers, distorts trying to detect second monitor through IGD

I'm trying to get a second monitor working on my system using the integrated graphics HDMI port on my motherboard. My system is an i7 6700k, MSI z170a m5 motherboard, and nvidia 950 gpu. The gpu is ...
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1answer
45 views

LG monitor is detected but doesn't function

I just bought a new LG monitor to use as a second monitor with my HP laptop (Intel Integrated graphics) running Ubuntu. In my Settings > Display I can see my monitor detected in the GUI but on the ...
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56 views

Display issues on upgrade to 15.10 (also, desktop environment crashes)

I'm having a lot of problems after an upgrade from 15.04. Most of them seems to be related to Nvidia display issues, but some seem more fundamental than that. Before I list the main issues, I want ...
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1answer
47 views

New (used) monitor — resolutions not detected and errors when adding them manually

I just got a used Dell 3007WFP-HC. I plug it into my Thinkpad X250 running 14.04, go to "displays" and I only have the option of 1280x800 resolution. I follow this advice on adding undetected ...
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18 views

Setup third monitor which is connected to mainboard instead of graphic card

As a consequence of a dead Displayport on my graphics card i now want to use my graphic card for 2 and my onboard graphics for another monitor. I just set the multimonitor flag in the BIOS and in ...