Questions related to hardware displays, either internal (as in a laptop) or external (as in most desktop monitors, or projectors)

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0
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0answers
23 views

Screen resolution messed up after installing DisplayPort

I removed the DVI cord between my monitor and NVIDIA GTX 960 and replaced it with a DisplayPort cable. When I turned Ubuntu back on the resolution was bad and I could only see the top left of my ...
2
votes
2answers
4k views

Correct Display configuration. Errors while trying to arrange displays

I am trying to set up my tv with my laptop trough a VGA cable. The display application in Ubuntu throws a lot of errors to me and I have given up in trying to do it myself. I try to apply the 1920 ...
1
vote
0answers
30 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 ...
5
votes
3answers
4k views

After upgrading from13.10 to 14.04 screen on a laptop doesn't work but

First my laptop CPU/GPU is Intel Celeron N2815 (Bay Trail) and I am in dual boot with windows 8. I have upgraded from ubuntu 13.10 to 14.04 today through update manager. And after upgrading and after ...
-1
votes
0answers
34 views

VLC displays green frames for a split second

I use 2 displays in portrait mode my GPU is nvidia gtx 650ti 2GB and the driver version is 352.64 I use ubuntu 15.10 When I am in full screen mode (full in one screen) VLC shows wither a full green ...
5
votes
5answers
6k views

Is there any way to set the display scaling back to default other than from the display settings dialog?

I scaled the UI from the display menu. Now it is way too big and I can't get to the slider to reset it. Any ideas how I can change the scaling in Unity back to default without accessing the settings ...
1
vote
0answers
16 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 ...
-1
votes
0answers
22 views

Nvidia Gpu glitching and freezing the screen

After installing my Nvidia graphics card and booting the system I tried opening Firefox while loading the screen froze and I got a lot of pixel ate yellow/green dots all over the display. That ...
0
votes
0answers
13 views

My Display doesn't cover my entire screen

I had a problem with my Nvidia gpu and I removed it. I really need to reinstall it for recording my game and when I did it launched using only a small portion of my screen. Also when launching OBS it ...
0
votes
0answers
9 views

Accidentally scaled everything 12x, now whenever I click on terminal and type in enlarged view it logs me out

Basically, every time I log in to my computer the UI is MASSIVE (15 inch display), and so I figured I could just open terminal and reset the setting, right? Well every time I click or type with ...
-2
votes
1answer
49 views

How can I have 2 applications on 2 different displays in Ubuntu?

I have an external display connected to my laptop. How can I have the external display show a different application than the one shown on the builtin display? I have disabled mirror display but ...
3
votes
2answers
7k views

Turn off laptop display and have monitor

My laptop display has stopped working and is unfixable! Anyway, I got a full HD monitor and plugged that into the HDMI port of the laptop. I have changed the power settings so that I can close the ...
1
vote
1answer
34 views

Changing icon and text sizes (and toggling) for visually handicapped

I need to temporarily make everything larger: icons, text, etc. while I cope with a temporary visual problem. Is there an easy way to toggle between normal resolution and "large-print", if you will? ...
0
votes
0answers
29 views

HDMI display not detected in nvidia Geforce 9300 GS

I just installed Ubuntu in my Sony Vaio VGN-Z31XN with nVidia GeForce 9300 GS. When i tried to connect it to my Samsung television through the HDMI cable, it seems that the laptop can't seem to ...
35
votes
2answers
22k views

Is it possible to have two different DPI configurations for two different screens?

I'm using Ubuntu 12.04.3 with NVidia drivers (319) for my Quadro K2100M graphic card, and when I switch my main 3200x1800 laptop screen to mode 1920x1080 (using nvidia-settings), the display goes ...
0
votes
0answers
93 views

Thunderbolt Hotplug on 15.10

So, I have a Macbook Pro 15" (11,3 I believe), and I've installed 15.10 and everything seems to be working except thunderbolt hotplugging of the display. The other things that work over thunderbolt ...
0
votes
0answers
8 views

Ubuntu Settings - Displays not launching

I have Ubuntu 15.10 and I want to have split screens. However, when I click "Displays" in Settings, the Settings app crashes. I tested all other icons, and they work perfectly. Why is my Display ...
1
vote
1answer
2k views

How to try Ubuntu on a hp pavilion g7-1246ef computer that has no Linux suport for video card? (12.04)

I want to try Ubuntu on a hp pavilion g7-1246ef computer. I got it as a 64 bit system with a win7 64 bit but now it runs a 32 bit win 7 (due to canon printer driver issue). The Windows device manager ...
0
votes
1answer
139 views

How to use Android Tablet as a display for Raspberry Pi 2 running ubuntu mate 15.10

I'm using ubuntu mate for Raspberry Pi 2 on my RPI 2. I want to know that how I can use my Android Tablet running Android 5.0 (Asus Fonepad ME175CG) as a Monitor/Display for my Raspberry Pi 2. I don't ...
1
vote
0answers
22 views

Ubuntu 14.04 two screens but separately X session

I have a Skylake i7 that has a onboard video card that have VGA, DVI and HDMI outputs. If I connect a monitor to HDMI and one to DVI or VGA only one X display is created ( DISPLAY :0 ). How can I ...
0
votes
2answers
52 views

Can't change brightness

I tryed ubuntu 14.04 and 15.10, but I can't change the brightness. It is always on maximum.
0
votes
0answers
17 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 ...
1
vote
0answers
41 views

Why chinese characters can be displayed in LXTerminal not in Root Terminal?

The desktop in my pc is lxde.I found that chinese character can be displayed in LXTerminal when to login with common user and chinese character can not be displayed in Root Terminal when to login ...
2
votes
1answer
63 views

How do I save my new resolution setting with xrandr?

I found somewhere in a forum the solve to a problem where the only resolutions available were 800x600 and 1024x768. I managed to get 1440x900, which works very well. Every time I reboot, it ...
0
votes
0answers
25 views

System Settings > Displays doesn't work

I just installed Ubuntu on my new pc. It works, but the screen resolution hasn't adapted to my 29" widescreen. When I try to change it in System Settings, the entire System Settings window simply ...
0
votes
0answers
23 views

Ubuntu 15.1: Unknown Display; Proprietary driver fails to boot; No Audio

I am running ubuntu 15.10 on my computer with a Radeon R7 260x Everything was running perfectly fine, until, after a repartition went bad, I had to re-install ubuntu. Since the reinstall, I am having ...
1
vote
0answers
18 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 ...
-2
votes
0answers
24 views

Special question if a Specific function already exists or if I have to Program it myself. (just information I don't want anyone to program it for me)

Ok... I 'll explain it again in a way that is easier to understand: I got a Kinect Sensor (like a Webcam but with a depth sensor) from Xbox 360, it is already connected and sends what it sees with the ...
0
votes
0answers
14 views

3rd screen remains disabled

am trying to display Ubuntu 14.04 on three displays but whichever display I set or move one of them always remains disabled. Tried downloading/installing the following but still have the same issue: ...
40
votes
3answers
54k views

Flux for ubuntu 14.04 - possible?

Is it possible to make Flux work in ubuntu 14.04? If so, maybe you can share your knowledge or point me to a guide? (Flux is software which adjusts temperature of your display according to time of the ...
0
votes
0answers
61 views

How to set proper resolution for second monitor

I have two monitors Acer K242HL but I am unable to set the second monitor (VGA) to the native resolution 1920x1080. This resolution doesn't appear in the Settings > Display menu and the monitor is ...
-1
votes
0answers
54 views

Inspiron 7559 Ubuntu display driver

I recently installed ubuntu 14.04 on my dell inspiron 15 7559. However sometimes while booting up, i used to get the error "CPU stuck for 23s". The wifi and display driver were not working as well. ...
1
vote
1answer
107 views

Can I make centered desktop notifications?

Edit Now I am currently using osd_cat, installed with xosd. It does the job perfectly for me since it is customizeable to my needs. You can even choose a font from the output of xlsfonts Original ...
0
votes
0answers
12 views

High Resolution, Icon size all the same

My resolution is ~1900 x ~1600 on a 27" display, yet the size of all the icons and text is very large--like it is sized for a high resolution 12" laptop screen. How do I adjust the size of all the ...
0
votes
0answers
40 views

Display problem on second monitor

desktop and every window is like 1" off the screen on every side of it, windows controls, menus, desktop panels are all outside the screen. I tried xrandr but i was only able to make it worse. Any ...
0
votes
0answers
24 views

Ubuntu 14.04 Connect an External Monitor

When i connect my laptop with external monitor, the monitor not detect my laptop display, how to enable it? i once uninstall unknown display at the first i install ubuntu because it makes my cursor ...
2
votes
1answer
7k views

How to reset display settings in XFCE \ Ubuntu 12.04 and also flgrx drivers

I recently upgraded to Ubuntu 12.04 and since I hate unity I installed the Xubuntu package and am using XFCE instead. Since I have a Radeon HD5770 I also installed the fglrx drivers. This all went ...
0
votes
1answer
97 views

lenovo flex-2-14 showing random lines on display

(1) I have installed 15.04 vivid on my lenovo flex-2-14 and after installing it, the display(nvidia geforce 610/710/820m) is not stable showing some lines randomly on screen disturbing real output, ...
0
votes
0answers
36 views

Second monitor is detected but doesn't work [ubuntu 15.10]

I just installed ubuntu 15.10 on a HP EliteDesk and one of the monitors doesn't work correctly. Displays recognize both monitors (Hp Z27n and Hp ProDisplay P201) but only the Hp Z27n is working. ...
0
votes
1answer
19 views

Cannot display this video mode on boot

I have googled around, but nobody seems to have found a solution for this problem. This computer will not boot to Linux cds, so i have installed ubuntu on a hard drive and then put the hard drive in ...
2
votes
2answers
5k views

Is this a dual monitor reset bug?

My two displays are: Intel GMA x4500 Laptop (1280x800 native resolution of the built-in display) External display (1920x1080) A few minutes after I login to my dual monitor setup, it gets reset to ...
1
vote
1answer
386 views

How change display resolution settings using xrandr ubuntu 14.04

How can I change my netbook screen resolution permanently ?. It is what sreen after xrandr command Screen 0: minimum 320 x 200, current 1024 x 600, maximum 4096 x 4096 VGA-0 disconnected (normal ...
1
vote
0answers
25 views

How can I change the resolution of passphrase splash screen?

I recently installed Ubuntu 14.04 LTS on my Desktop PC. But there were some issues with resolutions. My screen gets distorted if there is a wrong resolution. I managed to correct my login screen and ...
0
votes
0answers
39 views

Multi-screen display

I have a Dell XPS L502x running Ubuntu 14.04.1 and nvidia GT504m. Im trying to connect 2 monitors to the laptop, one via the hdmi connection and the other using the mini-display port. Connecting a ...
0
votes
0answers
62 views

A Monitor connected through Display Port (OR DVI-D) enters in sleep mode when accessing the first step of the USB Installation of Ubuntu 14.04.4 LTS

I have a: HP Z440 workstation and a: HP Z24n (24 inch, 1920 x 1200) monitor. I am booting form the Ubuntu 14.04.4 LTS booteable USB that I have downloaded today. I press ESC and access the Boot ...
0
votes
1answer
252 views

How to start lxde (lxsession) as a non-root user from ubuntu chroot on android phone?

I've built ubuntu-armhf on a partition on a memory card on moto g 4g phone, i can chroot to this and start lxde on an x-server app running on localhost:0 on the phone, this works fine as root, the ...
0
votes
0answers
39 views

All panels gone and no terminal

I was booting up my laptop one day and entered my password wrong several times due to forgetting it. After finally getting in, I get to my account and find all the panels gone. I've tried everything ...
1
vote
1answer
35 views

The desktop image moved to one side

Question update: The original install was fine. Later, the whole desktop image shifted to the right. I didn't change anything. If I boot into Ubuntu's "fail safe graphic mode," the desktop display is ...
1
vote
1answer
129 views

How can I mirror two monitors with 14.04 on a Dell 5570?

I've just upgraded to a Dell E5570 and am running 14.04LTS. I want to be able to attach an external monitor, but in Mirror mode. (I'm running fvwm with multiple virtual windows and I need to be ...
-1
votes
1answer
16 views

Fonts not showing with ubuntu studio 14.04.4 and LCD TV, can you help me?

I'm using an LCD TV as monitor and ubuntu Studio 14.04.4; can't see fonts properly and most of the tweaks and tricks haven't worked so far. I have a geforce gtx 750 ti and using the HDMI cable. I've ...