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

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3
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1answer
168 views

Problems changing resolution using xrandr: Bad Match

I go to the Displays, and the maximum resolution I have there is 1360x768 (16:9). However, on Windows 8.1 I can have the 1680x1050(16:10) resolution, without any type of problems. Because of this, I ...
0
votes
1answer
33 views

newly created mode using xrandr on 1440x900_60.00 has no effect on my ubuntu 15.10

I'm on ubuntu 15.0 with gnome 3.16.4 installed everything is fine except the screen resolution. my HP LCD tells me that it supports the max resolution of 1440x900. however there's no such mode in ...
1
vote
1answer
51 views

Unable to set custom resolution through xrandr

So I installed ubuntu 14.04 LTS on my mac through duel booting, and I was unable to choose my monitors native resolution (1920x1080). After looking around a bit I found I could do it using xrandr, but ...
0
votes
2answers
118 views

Change screen resolution of xubuntu-14.04.3 using VirtualBox running on Windows 10

I want to run a development environment of Ubuntu on my Windows 10 machine, since I'm just using it for coding I thought I'd just download xubuntu since I only really need a lightweight OS to run on a ...
0
votes
0answers
44 views

Display not recognised after switching off and back on

Sometimes, when I am away from my computer for a while, I like to switch off my monitor, because I feel it does not need to be active and waste energy for nothing. I have usually done this without a ...
0
votes
0answers
18 views

update 15.10 display exception

After updating Ubuntu from 15.04 to 15.10, screen display exception as following picture:
0
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0answers
59 views

xrandr causing various cursor problems

I am using ubuntu 15.10 on a MacBook Pro 2014 (Retina screen) and I am having to use xrandr to scale the HDMI output so that everything on my (normal DPI) 1080p external monitor isn't ridiculously ...
1
vote
1answer
56 views

Second Monitor does not display after reconnecting VGA

I have a dell Latitude 3440 running Ubuntu 15.04. I have this connected up to a second monitor using VGA. As soon as I disconnect the cable and try and reconnect again the second display will not ...
0
votes
0answers
25 views

How to make my second monitor turn on automatically?

I am using Ubuntu 15.10 and HP laptop with a docking station. Second monitor is connected to the docking station. Every time I attache the laptop on the docking station, I have to run Displays in dash ...
0
votes
0answers
54 views

Kubuntu HDMI Switch

So I have an HDMI switch. The thing is brilliant. Anyways. I have a computer with Kubuntu and when I switch to it on the switch it works great and dandy... but when I switch out it doesn't switch ...
0
votes
0answers
71 views

Ultrawide and Ubuntu 15.10

Today I'm here beacause I have some issues with my Ubuntu 15.10. Few days ago I bought an ultrawide screen. Of course I knew that it's not a native supported resolution and I followed this tutorial ...
0
votes
0answers
124 views

Only one monitor usable with dual monitor setup (Displayport MST setup)

I am running a desktop computer with a Radeon HD6870 video card. The card is attached to a Dell U2515H monitor, to which another Dell U2515H monitor is attached (the displays are daisy chained ...
0
votes
0answers
67 views

How to force the second screen working again ? (intel)

My issue is : when I go to Ubuntu settings it turns off my second screen (mini display port to vga). The solution is to unplug, wait 5 minutes and plug it again. The Super+P action as no ...
1
vote
1answer
84 views

How to add a resolution in display settings? [duplicate]

I have a computer using Ubuntu 14.04 LTS with the ASUS Nvidia gt440 graphics card and a vga monitor that is supported with the resolution of 1280 X 800. However, in the display options I could not ...
0
votes
1answer
81 views

Ubuntu 14.04 Built in and External monitors not working together, only if 1 display active

I have a laptop Asus N55SF with Nvidia GeForce GT555M. I'm using LG monitor with HDMI. When I installed 14.04 in first time it worked fine, both were enabled at the same time. Then after some build ...
0
votes
3answers
379 views

Unable to use laptop display since attaching monitor

Manufacturer will be taking this in for repair. Thanks to those that tried to help. I recently got a new Skylake laptop with 15.10 installed. The problem is that since connecting my external ...
1
vote
1answer
27 views

LCD Panel for Ubuntu

i'm searching for an LCD Panel for a 5,25" slot (CD Slot in a "normal" PC case) which is compatible with Linux Ubuntu. I found some on the web, but most are just controlled by a software for Windows. ...
1
vote
0answers
72 views

ubuntu 14.04 - Unknown Display - Resolution limited

I have a 2nd monitor (Samsung) but ubantu cannot detect the monitor as well as the best resolution (1680*1050). So far the max. resolution is 1360*768. please see the screenshot - display settings ...
0
votes
1answer
189 views

Can Not Change to Correct Display Resolution

First sorry for my bad english. I cannot change my display resolution to correct one. It is not in the resolutions list in the display settings. I really searched my problem but I could not solve. My ...
2
votes
0answers
34 views

Completely unusable software

I'm currently running Xubuntu 14.04 (the same issues were present under Ubuntu 14.04), some of my software is just impossible to navigate and use due to display issues. Software like Spotify, ...
0
votes
0answers
23 views

Display preferences and xorg.conf

I am new to Ubuntu. What is the relationship between the settings that I set in Ubuntu Displays panel and /etc/X11/xorg.conf file? Do they describe the same set of parameters? If yes – what if there ...
2
votes
1answer
97 views

dual display problems on ubuntu 15.10 with amd r9 380

I have recently upgraded to ubuntu 15.10 and when I first booted the computer I was only one of my two displays was turned on. So I decided to intsall the ampgpu patched 4.3 Kernel and that allowed ...
2
votes
1answer
434 views

Cannot open “Display” settings, error “Could not get screen information”

Display in Settings menu shows Could not get screen information And Change Desktop Background on Right-Click menu just opens Settings. Is it bug in update, or did I do something?
1
vote
0answers
88 views

Dual Monitors with open source radeon driver - one stays black

Since I'm having a lot of problems with fglrx I wanted to use the open source Radeon driver on Ubuntu 15.04. As soon as I plug in the additional Monitor, the laptop screen turns off even though I can ...
0
votes
0answers
31 views

Login screen is distorted upon waking from suspend

With 15.04 I'd often get a kernel panic upon waking the laptop from suspend and would have to hard reset (not what this question is about, and also not really relevant for me anymore, but if someone ...
0
votes
0answers
23 views

Ubuntu 14.04 display settings incorrectly labels (and configures) monitors

Switching a graphics card and adding a display, the Ubuntu Display Settings window recognizes my 22 inch monitor as a 40 inch one and vice versa. As if it is somehow persisting an older hardware ...
0
votes
0answers
80 views

Monitor detection 15.10

I have a Lenovo Z510 laptop running Ubuntu 15.10. It has a HDMI port that is connected to a HP 2311x 1920x1080 monitor. It is mirroring the monitor as shown in the attachment. It also does not appear ...
0
votes
0answers
21 views

What does Ubuntu use to render games?

I know Microsoft use DirectX but I don't know what Ubuntu uses (more specificity Ubuntu 14.04 LTS). Reason why I'm asking is because I'm having problems with Team Fortress 2. Weapons from the Gun ...
0
votes
2answers
73 views

How to have duplicate display on ubuntu 14.04 with gnome

I have ubuntu 14.04 wtih GNOME shell I am unable to have duplicate display. In my display setting I just can extend or disable or enable one display but there is't any duplicate option in display ...
0
votes
0answers
85 views

Virtualbox Ubuntu custom resolution

I am using Ubuntu in Virtualbox and I used to be able to change my resolution on the fly. Whenever I resize the Virtualbox window, the resolution usually adapts and fills the whole window. I ...
0
votes
0answers
16 views

Flashing white display after logging off

Every time I shut down or restart from Ubuntu 14.04 LTS, my entire display flashes rapidly, white and dark, for several seconds until the computer shuts down. The white screen has shadows around the ...
0
votes
1answer
50 views

Is the Asus ZenBook QHD+ display working with ubuntu?

I consider buying an Asus ZenBook but it is hard to find any reliable information regarding usability of the QHD+ display. Does it make sense with Ubuntu? All information I found is rather vague or ...
0
votes
0answers
33 views

Issue with displaying windows

I don't know where is the problem, Ubuntu installed some updated less than week ago and my windows don't display correctly. I see problem quite offten. Bad displayed windows I saw on Mercurial and ...
0
votes
1answer
37 views

Mouse flickering after fresh install

I'm having quite an annoying problem. Just this morning I installed Ubuntu (alongside windows) and I immediately noticed that my cursor is flickering. I searched through askubuntu.com and I found that ...
0
votes
2answers
135 views

“Screens not found” error when editing xorg.conf upon reboot

This is my xorg.conf file: Section "Screen" Identifier "Screen0" Device "Device0" Monitor "Montior0" DefaultDepth 24 Subsection "Display" Depth 24 ...
0
votes
0answers
42 views

can not add actual resolution with xrandr to second monitor

It was working fine. But after fresh installation I can not able to add my desire resolution to my second monitor. When I am trying to add resolution with addmode command then a error occure. The ...
1
vote
0answers
84 views

Secondary screen rotation unavailable in Xubuntu

I have a laptop with Xubuntu 15.04. I want to use my old Samsung full-hd TV as a secondary portrait monitor. I connected it using HDMI and it works, but in Settings > Screen there's no option in the ...
0
votes
1answer
85 views

Display distortion on newer kernels/drivers

My laptop is stuck running Lubuntu 12.04. Every attempt to update to a newer version of any distro results in my screen becoming unusable. I have tried Debian based and RPM based distros. The boot ...
0
votes
1answer
380 views

14.04 LTS unknown display, 1024x768 only

I am having problems with my ubuntu-installation. Here is the whole story: Step 1 I installed Xubuntu 15.10 on my old PC (Intel D510MO where I just upgraded 4GB of DDR2) Display only shows up with ...
2
votes
0answers
91 views

ubuntu 14.04 - Unknown Display - Resolution limited by 1360 * 768

I have a 2nd monitor (Samsung) but ubantu cannot detect the monitor as well as the best resolution (1680*1050). So far the max. resolution is 1360*768. please see the screenshot - display settings ...
0
votes
0answers
20 views

Can't keep 3 displays connected at the same time?

I'm using ubuntu 14.04. I have both DVI and HDMI input screens and they are both detected and working when paired with each other or with the native built-in display of my laptop. However, when I try ...
0
votes
0answers
16 views

Prevent OS from setting 0 brightness

I'm using ubuntu 14.04 and on pressing "brightness minus" key, the brightness of the screen does decrease but, if I keel holding/pressing the button,the brightness decreases all the way to zero and ...
1
vote
1answer
82 views

Can I screen record an ubuntu VM in virtualbox at 4k when my host system is 1080p?

I want to record a screen recording of ubuntu in a VM at 4k for people with new monitors however I only have a 1080p screen. Is there any way to turn the resolution of the VM in virtualbox up to 4k ...
0
votes
1answer
61 views

Display Blank (ASUS PB278Q) after turning display power off/on until reboot

Facts: I am running Kubuntu 15.10 on Intel NUC D54250wyk (Intel HD Graphic 5000). My display is ASUS PB278Q connected to NUC on the DP on max resolution (2560x1440). In System Settings, all Power ...
1
vote
0answers
32 views

Nvidia settings won't take hold

I have two monitors, and I prefer to have the monitor on the right hand side to have the Gnome panels on it. I think this is called the "primary display". Every time I reboot, the monitor on the left ...
0
votes
0answers
150 views

Monitor connected via HDMI to displayport is detected but has no display

I connected 2 BenQ BL2405 monitor using VGA on one and one on an HDMI to Displayport cable to my HP DeskPro workstation running Ubuntu 12.04 LTS. The good thing is that the both monitors are detected ...
0
votes
0answers
40 views

Ubuntu 15.04 No display after trying to revert to unity

I recently used Ubuntu 15.04 perfectly in my Windows-Ubuntu dual boot. I then read http://www.unixmen.com/top-things-to-do-after-installing-ubuntu-15-04/ and used the commands sudo apt-get install ...
0
votes
0answers
190 views

Unhelpful “Could not get screen information” in gnome-control-center display - 15.10

I'm getting a very unhelpful error attempting to open the screen display preferences on Ubuntu deskop 15.10. After some research I found that it could be related to dual displays. I had an older CRT ...
0
votes
0answers
48 views

HDMI not working on Lenovo Yoga Pro 2 - Ubuntu 14.04

I used to have windows on it and HDMI was working I erased windows and installed Ubuntu 14.04 when I plug in my HDMI Adapter, the Displays settings and workspaces recognize the other display but the ...
0
votes
0answers
39 views

Display Problem When Refreshing Screen on Ubuntu 14.04

Similar problems have been posed in the following two questions but remained unsolved: Ubuntu 14.04 problem refreshing screen Screen refresh/display problem in Xubuntu 14.04 I would like to state ...