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

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How to use a USB2VGAE3 on Ubuntu

I've been looking for days the answer on the Internet but still unable to find it. I asked to Startech Support and here is the answer : "Thank you for contacting StarTech.com. We apologize for any ...
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0answers
9 views

Wrong interface when using dual screen (only on reboot)

I'm having huge issues with my computer in dual screen mode, and after searching everywhere, I can figure out how to solve this. My setup is a laptop with 1366x768 resolution and I connect to a ...
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0answers
18 views

Few problems after installing Ubuntu

yesterday I decided to install Ubuntu on my Windows 7 so there'll be a dual-boot. I didn't made any backups and the problem was Linux couldn't find a operating system on my PC (It didn't find windows ...
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0answers
10 views

Ubuntu - Unclear desktop - Missing horizontal pixels?

I just download Ubuntu 14.04 and created bootable USB with it. On 2 PCs it is working realy great, both run with out install and preinstalled. On both pc system auto loads 2 monitors, full hd - there ...
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16 views

What graphics card can I get for a 2nd 30" 2560x1600 monitor?

I recently got a 30-inch Nixeus monitor that I'm really happy with and highly recommend -- 16:10 aspect ratio, 2560x1600 resolution. Now I want to get a second one. Problem: the monitor uses a ...
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17 views

How do I setup a second monitor (extended display) in Xfce?

I am using Xubuntu 15.04 on a Mid 2012 15" Macbook Pro. I have a second monitor of a different, smaller resolution that I would like to connect as an extension to my desktop using a mini-display port ...
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1answer
15 views

Unity keyboard shortcut to move mouse (and focus) from one screen to another screen

Enjoying multi-monitor setup at home and work, but wondering how to move focus between individual monitors (ie "screens") without a mouse? Keyboards shortcuts are excellent for switching virtual ...
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0answers
22 views

auto-login doesnt work with external monitor attached (ubuntu 14.04)

I have a laptop with nVidia graphics card and Ubuntu 14.04 on it. I connect it to an external monitor configured to clone the laptop's own screen. Auto-login is enabled (settings>user>auto-login>ON). ...
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17 views

multiple configuration in ~/.config/monitor.xml

I am using fresh installed ubuntu 15.05 with integrated and discrete intel and nvidia graphic cards. why my ~/.config/monitor.xml file contain two configuration tags having same configuration ...
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9 views

Ubuntu 14.04 LTS goes crazy when connecting VGA projector

In my school I'm migrating from Win to Ubuntu. But 2 PC-s from 30 totally identical PC-s wont play nice when attached to turned off projector under Ubuntu/Unity. Scenario 1: Projector attached at ...
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21 views

Disable “Could not switch the monitor configuration”

Is there a way to disable the popup that says "Could not switch the monitor configuration"? I am only interested in disabling the popup, not fixing the underlying problem. I am constantly ...
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0answers
13 views

Unity stuck zoomed in after hdmi plugged in

I have a Dell XPS 13 2015 running Ubuntu 14.04. I plugged in a mini-display port to hdmi adapter into it to do a presentation. This seemed to work fine, I went for lunch and the laptop screen wouldn't ...
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20 views

2nd vga monitor not being detected shows 100% black screen

Hey guys my 2nd monitor is on but is just showing a black picture. my main monitor is connected to the video card (Amd 280) whereas the 2nd monitor i connected to the motherboards VGA port the VGA ...
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0answers
56 views

Unable to use my 4k monitor at maximum resolution when used with one or two others FHD monitors

I would like to use my 40" 4k monitor (Philips BDM4065UC) alongside with two others WUXGA monitors (Dell U2412M). I can successfully run : my main 4k alone at 3840x2160@60Hz, or my main 4k at ...
1
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1answer
28 views

Which video cards play nice with 14.04 and 2 monitors?

I'm a newbie to Ubuntu and I'm totally hooked... but, I cannot get a GeForce 8400GS to work with 14.04 and 2 identical monitors - extended desktop. I've all but given up and I've spent days looking ...
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0answers
38 views

Ubuntu not using external monitor by default

Okay, because I couldn't think of a better way to title this question, I'm going to try and describe my issue in detail here. I like to use my laptop as a desktop; I have an external keyboard and ...
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0answers
21 views

Help with installing j5 USB display adapter on Ubuntu 14.04?

I'm trying to get a dual monitor setup on my desktop computer running only Unbuntu 14 (no windows/mac OS). I am using a USB to VGA adapter with an external video card, and when I put the disk in to ...
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0answers
30 views

Problem with adding second monitor to Ubuntu 14.04 [on hold]

I purchased a VGA splitter with a USB attachment (for power) from Radioshack and have connected the two VGA cords from my two monitors to that adapter. The problem is that when I turn the computer on, ...
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17 views

Wacom Intuous 4 + Ubuntu 14.04 Switch monitor doesn't work

So, my tablet works perfectly, it recognises the pressure, tilt, all the buttons works and I can switch between relative and absolute mode. However I have two monitors, and pressing the button of ...
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1answer
22 views

triple monitors and xinerama = black screen when game starts?

after a fresh clean install of ubuntu (my old install got borked somehow) i cannot for the life of me get my games from steam to play when Xinerama is enabled, it worked with my last ubuntu install ...
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21 views

Ubuntu dual screen, one has artifacts until display arrangement changed

so I have a problem. Whenever I login my primary screen is filled with random colors. The secondary is not. Like this: http://i.stack.imgur.com/HQXun.jpg But if I go and change the arrangement of ...
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20 views

Choose Different Screen Layouts with Latest NVIDIA Driver Dual 4K Setup

I just bought a ASUS PB287Q monitor and hooked it up (via HDMI) to my ASUS N550JK-DS521H. Everything works...but the performance of rendering on the external (right) monitor is terrible. So bad I can ...
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0answers
12 views

Help with connection 2 external monitors to a laptop

i have a Lenovo y40 and i installed Ubuntu 14.04 and i need to plug 2 external monitors, i have one connected to the HDMI port and the other one is plugged in with a VGA to USB adapter, but the ...
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25 views

Can't move edge-docked window-application to other monitor [closed]

What's my setup? I've got a ubuntu 14 LTS with unity desktop and 2 displays (same vendor, same model) connected. What I want to do I want to use keyboard shortcuts to move a desktop application ...
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0answers
7 views

My Monitors are calibrating every few minutes - what can i do against it?

im using Ubuntu 15.04 running on a DELL Latitude E7440 with a Intel Corporation Haswell-ULT Integrated Graphics Controller (rev 0b). Also i have a Dockingstation from DELL for this Notebook, at this ...
1
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1answer
57 views

External monitor not working after docking

I am running Ubuntu 15.04 on my T450s (Intel graphics card) with kernel 4.0.8. I originally updated the kernel to be able to use two external monitors with my ultra dock. Now, when I dock my running ...
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2answers
54 views

Several problems: Can't get multi monitor setup to work (or nvidia drivers/cuda toolkit), tty console not working aswell

I'm reinstalling Ubuntu 14.04 for the fifth time today, I already tried several solutions on a completely fresh installation (my default keyboard/mouse don't work during installation, have to use a ...
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0answers
24 views

Can't Set UI Scaling Per Display in Gnome

Problem I want to be able to have different interface scaling options set per monitor. Right now, I can only change values for all monitors. I'm using Ubuntu Gnome 15.04 on a Lenovo ThinkPad X1 ...
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0answers
78 views

Second Monitor is not working properly on ubuntu 15.04 after changing driver

I am using ubuntu 15.04 with RADEON graphics on a samsung notebook. The extra monitor that I used to Plug on it was working perfectly, until I changed the proprietary driver of my video card in ...
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0answers
22 views

How can I get my second monitor to work on Intel HD4600

My primary graphics card (as set in the BIOS) is my R9 280X. It works perfectly fine with the monitor running off it. However, my secondary monitor (an older one, a beige 4:3) which is plugged into ...
1
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1answer
28 views

Laptop does not like external monitor

Recently, I installed Ubuntu 15.04 on my machine and got everything running about as it should, except for one thing: my external monitor can not be set as default. Every time I plug in my external ...
1
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1answer
71 views

Graphics (geeqie) slow after 15.04 upgrade

I upgraded an IBM Thinkpad T440p from 14.10 to 15.04 the other day. I am noticing that full-screen image viewing is really slow. For geeqie to paint the screen (of a 1920x1080 external monitor) with a ...
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2answers
89 views

How do I get Ubuntu / Nvidia GeForce 8400GS to correctly recognize two identical monitors?

Thank you all for the help so far, I think I'm stuck trying to edit or create a proper xorg.conf file that will give me a consistent display on start up. I have two identical monitors - Samsung ...
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0answers
47 views

Mouse cursor flicker on Dual Monitor set up

Im a pretty casual user coming over from Windows and I just installed Ubuntu 14.04 and everything is going great, and I'm excited to learn my way around linux. However I have encountered one problem ...
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0answers
29 views

My cursor is changing it's size when it's over Ubuntu UI

I have two displays: One on my laptop: 15 inch 4K One connected by HDMI: 27 inch Full HD I keep my laptop cover closed, and I'm using only HDMI connected monitor, Full HD. My problem is, no matter ...
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0answers
18 views

Display attached via mini-HDMI only found when it's on at start up

I have a TV attached via mini-HDMI to my NVIDIA graphics card. Everything works fine except that nvidia-settings only shows that display if it is turned on while Ubuntu is starting. If it is off and I ...
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0answers
9 views

Does obuntu have an option to show open programs only on the monitor its open on?

I know there is a plugin for this for windows and I am not sure about ubuntu (since i am new to it). anyway I am working with two screen and i want to show the open programs on the screen they are ...
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0answers
26 views

how to connect two external monitors to DELL Inspiron 15R (5521-9890)

DELL offers docking station with two monitor connectors. They state that it' supposed to connect and use simultaneously two external monitors. I wonder if Ubuntu 14.04.02 support that kind of ...
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70 views

NVIDIA Screen Tearing Help

Just recently installed Kubuntu 15.04 onto my Precision M4800. Just trying to fix a few issues. I've spent ages trying to get the NVIDIA screen tearing to go away, however I am unsuccessful. Intel ...
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0answers
29 views

Ubuntu 14.04 Mouse Cursor Blinking with External Monitor

I'm dual booting Windows 7 and Ubuntu 14.04 LTE on an HP Envy 14 with both an Intel Integrated Graphics Controller and an AMD/ATI Radeon HD 5650/5750 graphics card. With two different external ...
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29 views

Dual Monitor Screen Flicker and Offset Problems

I have the same problem like in this trade, when i use this commend: xrandr --output VGA1 --auto --right-of LVDS1 --output VGA1 --scale 1.0001x1.0001 it solve the offset and the flickering of the ...
2
votes
1answer
32 views

Cant log in after lock screen by win+L

i have notebook and additional monitor. Sometimes, not each time(even not each day), i have problem: when i'm leaving my place i'm using win+L to lock screen. When i'm coming back i cant input login ...
5
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1answer
111 views

Lenovo USB 3.0 to DVI/VGA monitor adapter ubuntu 14.04

I just brought an extra screen and found that I had no spare slots for it. So of course I went out and got a USB to DVI/VGA adapter In the crate a cd with an exe file on it followed. Now i have ...
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0answers
26 views

ctr + super + right arrow doesn't work when I plug in a second screen (15.04)

I use window management hotkeys constantly, think it's one of the best features of ubuntu. However, I have two problems when I plug in an external monitor. I cannot send a window, with hotkeys, ...
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0answers
47 views

Laptop has two screens according to settings. How do I fix this?

Okay, I have just installed Kubuntu 15.04 on my Acer Aspire 5742G (with a nvidia GT540m card). I have an issue with the screen of the laptop. When I tried to open some applications (e.g. settings) ...
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0answers
43 views

ubuntu 14.04 HDMI wrong resolution

I recently purchased a NVIDIA GTX960 and having issue with my secondary monitory connected by hdmi cable ( using HDMI to VGA converter ). The monitor in question is Acer X233H and has resolution of ...
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0answers
29 views

What are the drivers for the VisionTek 7K 64MB Video Card?

I am trying to set up dual monitors with my existing onboard VGA and this graphics card that I was given. This new graphics card does some weird stuff with Unity(switching default monitor, the ...
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0answers
43 views

Dual monitor in ubuntu 14.04 - second monitor stays black/in power save mode

I've read a similar problem and answers (title: second monitor stays black/in power save mode) here. But, I still don't know what causes this problem and how to solve the problem. Can anybody help? ...
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0answers
35 views

VNC Multiple Monitors from Single Monitor on Host

I have been fighting with multiple (2+, not 1+) monitors with my laptop on ubuntu for a while. Same old story with driver support issues, etc. The solution I have currently is one traditional ...
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0answers
110 views

Same image on two external displays with a Lenovo T550 and a docking station

I have a Lenovo T550 without NVIDIA graphics (only an Intel Broadwell-U Integrated Graphics). This works fine with the internal display. Now I want to attach two external monitors to the docking ...