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

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Recent Update to 12.04LTS messed up desktop.

After a recent update on a VMware virtual machine, the desktop duplicating the images on the left hand side of the desktop on the right hand side. The right hand images do not respond to the mouse but ...
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0answers
106 views

Custom resolution doesn't add to display

I'm trying to add custom resolution to display, but it won't add. What I've tried so far : 1-firstly see my current resolutuins $ xrandr The output : Screen 0: minimum 8 x 8, current 1024 x 768, ...
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0answers
84 views

Can't change monitor to native resolution

I'm using a laptop running ubuntu 14.04 LTE, and I have secondary monitor LG Flatron M197WD, which according to the lg website can run in a 1366x768 resolution. This mode didn't show up in either the ...
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0answers
97 views

Recent update in ubuntu 14.04 resulted in my external monitor being unable to go above 1024x768 without being met with a black screen/no signal

This is all through HDMI. I cannot go above 1024x768 or I get a black screen / no signal. This means anywhere between 1152x864 and 1920x1080 (which is what I had been set at before the issue). ...
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0answers
22 views

Launching Firefox leads to display issues

I've just installed Ubuntu 14.04 for the first time. I'm using a PC Chips motherboard, AMD 64 bit processor with 2 gigs of RAM. After logging in I see the desktop, but when I open Firefox I get a ...
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0answers
206 views

Two monitors, two DP-connectors, Ubuntu sees those as one

I have a IBM ThinkPad in a dockingstation. Attached are two monitors (default resolution: 1920x1200) via two DisplayPort connectors. The laptop have Nvidia/Intel chipset, but I only using Intel. ...
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0answers
66 views

Why doesn't xrandr recognize my view as connected, even though it's on?

I have a dual screen setup via a Lenovo docking station, the laptop itself has its lid shut. The two screens are mirror display, i.e. both are clearly on and working to some extent, they both display ...
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1answer
1k 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 ...
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1answer
742 views

Ubuntu 14.04 Unknown Display, nvidia graphics

I tried the @Golboth solution in this thread. Worked sometimes, it has an intermittent behavior, sometimes work, most of times doesn't work. Installed Nvidia drivers, Ubuntu detects the Graphics : ...
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1answer
15 views

Why does Ubuntu either detect the size of hosting OS window or not?

I have installed Ubuntu 12.04.4 under Oracle Virtual Box 4.3.12 and found that Ubuntu sometimes detects the size of hosting windows and sometimes not. I want it always detects. How to ensure this?
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1answer
64 views

Problems with the drivers, mouse and display

I have installed Ubuntu 14.04 alongside windows 8 in my laptop. These are the issues I am facing after the installation: 1- I am not able to change the brightness of the screen. 2- The cursor keeps ...
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47 views

Multi screen inactivity suspend

I am new at this so please bear with me, My question is: I have two screens on my pc one 22" monitor and one 26" HDTV now the monitor is connected via a VGA port and the TV via a HDMI port both of ...
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1answer
51 views

What is causing my my screen to go black?

I have this Ubuntu (12.04.4) netbook hooked up to a 55" screen to display slides and info. It was running fine for quite a while and was set up not to go to screen saver or anything. I think there was ...
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0answers
681 views

ubuntu gnome 14.04 can't turn off built-in display

I have ubuntu 14.04 gnome(3.12) on my laptop. My laptop screen is broken so I just have an external monitor plugged in and I use that. In the passed version I would just turn off the built-in (broken) ...
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1answer
974 views

Xubuntu 14.04 does not detect second monitor

I have a Dell Latitude Laptop E6440. The laptop have two interfaces, VGA and HDMI. I connect an external monitor to the VGA port, but when I ran the xfce4-display-settings I see only one monitor (the ...
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1answer
40 views

I have a problem with my desktop [duplicate]

There's something wrong with my desktop. Yesterday, I was using my laptop (Toshiba Satellite L655) as usual. I have Ubuntu 14.04 LTS installed, and everything was ok. I never had any problem before. ...
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26 views

Compiz got removed by chance and ubuntu dashboard and other features are not working.(Ubuntu 14.04)

I tried the following getting compiz back after removing ccsm gives me an error like no module named pygtk I tried this as well Can't start unity from command line Tried this as well ...
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0answers
65 views

Blank screen while booting Ubuntu server 14.04 on Atom N2600

I just bought a Jetway computer with 2GB ram and 60GB SSD. It is intended to be used as firewall and I installed Ubuntu server 14.04 32bit on it without any problem. Booting starts perfectly with ...
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4answers
834 views

Dual Monitor not recognized in Xubuntu 14.04

I have a Dell Latitude Laptop E6440. The laptop have two in4terfaces, VGA and HDMI. I connect an external monitor to the VGA port, but when I ran the xfce4-display-settings I see only one monitor (the ...
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1answer
107 views

Automatic display detection not working correctly anymore on Ubuntu 14.04 LTS

Is there a way to check history of all updates automatically installed by "Software & Updates"? Today after updating some packages, automatic detection of connected displays was somehow ...
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0answers
30 views

Ubuntu 14.04 gui not working after login [duplicate]

Yesterday I update ubuntu 14.04. It asked to restart the pc, after restarting it and logging into my account, only wallpaper is displayed. I tried the following by pressing ctrl+alt+f1 : sudo apt-get ...
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0answers
76 views

Disable laptop display before login

I am looking for a way to disable my laptop's built in display before (or right at) the login screen on Ubuntu 14.04. I have a second monitor, and want to only use that. I already have changed the ...
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0answers
47 views

Multiple unity bars on 1 display since software update (ubuntu 14.04)

I am a new user of Linux (Ubuntu 14.04 LTS 64-bits, in a virtual machine under VMware Player 6.0.2 build-1744117 running in Windows 7 64-bits). Everything was working fine, but yesterday, I made a ...
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1answer
237 views

No TTY after installing NVIDIA Driver

When I first installed Ubuntu 14.04, I used the command line to install the nvidia drivers to my computer. Now, if I try to open any of the 6 TTYs, I lose all display and my monitor cuts off until I ...
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0answers
78 views

Gnome problem with 14.04

I got an install of 14.04 Server on my VPS. I then installed the GUI with: sudo apt-get install ubuntu-desktop, then installed VNC with vnc4server. Now I have this really, bugged gray screen instead ...
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0answers
56 views

How to duplicate two displays of three in total in Ubuntu 14.04?

Two displays, which I want to make mirror, have the same resolution (1920x1080). One of them is TV on a wall :) It's not very comfortable to move content to TV each time, because it's behind me. I ...
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0answers
33 views

Only one external screen deteced and the other one is mirrored

I am very new to Ubuntu. I have dell laptop E5440 with Ubuntu 14.04 connected to a dock with 2 DVI-D port and one VGI port. I am trying to setup my two HP external screens to be extended but I am ...
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0answers
33 views

Opening Firefox on second display at startup

I have attached two monitos: 1 dvi (primary) 1 HDMI. I have added this at startup app list to load Firefox at bootup: firefox -P TV -url "http://mylocaldom.com" -no-remote This is the output of ...
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1answer
65 views

Can't see desktop

I tried to remove the guest account following the instructions on this page Removing Guest Session at login in Ubuntu 14.04 I followed the steps and then restarted the laptop. As usual the Lenovo ...
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0answers
212 views

Ubuntu on VMware Fusion resolution not changeable from 800x600

On Ubuntu in "Systems Setting" --> "Display", I only see 800x600 resolution option. As I change the size of the VM window, it just expands/shrink accordingly, maintaining the same ratio (800x600) that ...
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0answers
51 views

Desktop won't display properly on monitor (VGA)

It flickered a lot during the 12.04 LTS install (it was still usable though), and the login screen is fine. But as soon as I log in, the desktop doesn't display properly, all I see is a black screen ...
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2answers
421 views

Display bug on resolution > 800 / ubuntu 14 on VMware

I moved a VM to a laptop (1366x768). Now I have a problem with the resolution. Everything is ok on 800x600. If I change the resolution to something higher than 800 (eg: 1024x768..), then, ...
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0answers
69 views

Lubuntu: my screen needs a serious reset

I am building my own custom Lubuntu (based on lubuntu-14.04-desktop-i386.iso) system image under VMware 8. It works fine, except the system a nasty tendency of screwing up the display IF I relogin ...
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0answers
24 views

$DISPLAY environment variable changes upon (almost) every reboot

I am facing a very strange problem. I have a one display connected to my PC. However the $DISPLAY variable changes almost every time I reboot. For now it is :0.0, but before reboot it was :1.0. There ...
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0answers
12 views

How can I affect the whole screen?

Some background: I sometimes have things that I need to do at regular intervals (e.g. every half hour) or schedule for a time in the future, and I need some way to alert me. I find that small alarms ...
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0answers
64 views

How can I change power settings automatically while running VLC in Xubuntu 14.04 64 bit

I am using Xubuntu 14.04 64 bit. I usually play video using VLC media player. The problem I am having is, after 10 or 15 minutes computer turn off its display, even the video is running in the ...
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1answer
28 views

Monitor Out of frequency when installing os from DVD

I am trying to install Ubuntu 14.04 on my friend's PC which has CRT 14" LG monitor but When it boots form DVD, I am getting following error: Also when Using option "Try Ubuntu", Getting same error! ...
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1answer
380 views

Trying to install Ubuntu 14.04, monitor says mode unsupported/out of range [duplicate]

Monitor says mode unsupported/out of range during installation of ubuntu 14.04 and never boots to the ubuntu desktop.
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35 views

How to enable the Mirror Displays checkbox.It always disabled

who can help me and what information could I give?
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0answers
15 views

Login screen not showing after connincting to a bigger display ( a monitor )!

So, I have ubuntu 12.04 lts on my laptop and I got a new monitor so I connected the monitor to the laptop to get a bigger display but the login screen won't show. Can anyone tell me how do I fix this? ...
1
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1answer
97 views

external monitor can't display max resolution

I had been using an external monitor, an old Dell Inc. 19" with Ubuntu 14.04 for a while now, The resolution it displayed at was something like 1366x768 or 1366x1024, I can't remember exactly which ...
0
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1answer
89 views

When will ubuntu fully support high resolution displays

I've tried tinkering with font sizes in the unity-tweak-tool and changing the scale in the display but have been unable to find a workable solution. Will there be proper support for this in the ...
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0answers
76 views

Recent patch to 14.04LTS messed up screen display (Ubuntu in VMware Player) [duplicate]

Ubuntu 14.04 LTS under VMware player. Was up to date on patches, few days ago Ubuntu wanted more patches, I let it do it. After reboot, login works ok, then screen switches and displays three copies ...
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1answer
981 views

Display Problems running Ubuntu 12.04 in Windows VMware Player

I am posting this again because I have changed to VMWare Player and I discovered something new. I am running Ubuntu 12.04 LTS (Guest) in VMWare Player 6.0.2 on Windows 7 64-bit Host. I have VMWare ...
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0answers
275 views

Adding 1600x900 screen resolution

I am new to Ubuntu. I have a Dell 17r se laptop with 1600x900 resolution. I use vmware to run Ubuntu 14.04 Lts on Windows 8.1 using Vmware. I have hd4000 and Nvidia 650m gpu in my laptop. Now the ...
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413 views

Ubuntu 14.04 LTS full HD problems

I will share here a question I have regarding the ubuntu instalation on full HD screens and I hope you guys can help me solving it so people with the same problem can find it here! I have a full HP ...
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0answers
36 views

Display Problems

I am running Ubuntu 12.04 LTS (Guest) in VMWare WS 7.1.2 on Windows 7 64-bit Host. I have VMWare Tools installed properly and have been using them for years. I have unchecked 3D Acceleration -- never ...
2
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0answers
43 views

Can't adjust Resolution on a virtual Ubuntu 14.04 [duplicate]

I have recently created an Ubuntu Virtual Machine, but the resolution is way off, and I am not able to change it to a more appropriate size. My host machine is a MacBook pro running 10.7.5 with a ...
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0answers
46 views

Display won't stay on after Ubuntu 14.04 upgrade

After upgrading from 13.10, I cannot seem to get my display to stay on. On start up, I can see the desktop and I am prompted for my keychain password. After entering the password, the display goes ...
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0answers
24 views

Blank frame around screen with laptop + external monitor setup using AMD propietary drivers

I have a laptop with an ATI Radeon HD 7520G, and I'm using the propietary AMD drivers (fglrx). The issue is that when I connect an HDMI 23' widescreen monitor (appears as DPF1 on xrandr) on ...