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

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5
votes
0answers
2k views

External display suddenly not detected

I have a Lenovo IdeaPad U410 running Ubuntu Desktop 13.04. I have an external monitor that I connect to via HDMI, and it's worked flawlessly for six months. I plug in my laptop, it detects the ...
4
votes
0answers
3k views

Could not set the configuration for crtc 64 (15.04)

Sometimes when I attach an second LCD monitor (iiyama ProLite E2407HDSV) to my Asus N56J laptop and I try to extend my laptop monitor with the LCD I get the error: could not set the configuration for ...
3
votes
0answers
69 views

How can I make it so that Ubuntu recognizes my plugged in external monitor on the left side every time?

Every time I turn on my laptop and plug in my external monitor via HDMI, I need to go to the display settings to adjust the default settings. On start-up, I get a duplicated screen instead of the ...
3
votes
0answers
48 views

Disable laptop monitor when external monitor is plugged in, AND have it persist across reboots

As described in the answers to other questions, I am aware of the "Displays" settings where I can disable my laptop monitor. That works fine. However when I reboot, my laptop monitor is magically re-...
3
votes
0answers
162 views

Problems with display resolution

I have just installed Ubuntu 16.04 and I have a problem with the display resolution of my monitor. My monitor can go up to 1440x900, but I am unable to see this option in Displays, with it instead ...
3
votes
0answers
331 views

Ubuntu 16.04 Display Problem

I upgraded 15.10 to 16.04 without seeing the warnings that AMD Proprietary drivers will no longer work. The upgrade proceeded normally, however, my screen is at 1400 X 1050 (4:3) and the display ...
3
votes
0answers
192 views

Unplugging HDMI cable doesn't switch back to single monitor mode on Lenovo Yoga 3 11 laptop

I have a Lenovo Yoga 3 11 laptop with Ubuntu 15.04. When I plug the HDMI cable to my external monitor, the system goes into multi-monitor mode so I can use the laptop display and the external monitor ...
3
votes
0answers
164 views

Multiple problems after connecting and disconnecting to external display via HDMI

I'm running Ubuntu 14.04 on an ASUS A53S laptop. I connected to a tv via HDMI and everything worked fine. Then I disconnected the HDMI cable and shut off the computer. When I restarted the computer, I ...
3
votes
0answers
327 views

thinkpad 10 running 14.10 2 external monitors not recognized

I am using a Thinkpad 10 tablet, model number: TP00064AFX, running ubuntu 14.10. I would like to extend the screen to 2 23" asus monitors. They displayed upon plugin on windows 8.1 however when I ...
3
votes
0answers
103 views

When I turn my monitor on after it has been off, it does not display anything

I am running Xubuntu 14.10 on a desktop and use LightDM. As I said in the title after I turn off my monitor (with the computer already on) and then turn it back on again there is no input from my ...
3
votes
0answers
558 views

Ubuntu 14.10 screen artifacts - How do I fix?

Please tell me how do I fix this problem? I have no graphics card for your information 00:00.0 Host bridge: Intel Corporation 82Q35 Express DRAM Controller (rev 02) 00:01.0 PCI bridge: Intel ...
3
votes
0answers
494 views

Screen resolution messed up on Ubuntu 14.10 with Nvidia 331 driver

I am using the Nvidia 331.89 (nvidia-331) driver as recommended by Ubuntu 14.10. When I boot my machine using an external monitor and my laptop's screen on, the displays are mirrored by default with ...
3
votes
0answers
2k views

auto resize guest display grayed out under virtualbox

cannot select "auto resize guest display" or Host-G, because it is grayed out; as a result my ubuntu GUI screen running under VirtualBox does not show the whole page. For example, if I select system ...
3
votes
0answers
341 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 ...
3
votes
0answers
444 views

Black screen before login

I'm having some trouble with my xubuntu. It was running just fine yesterday but it's not working today. I remember that I've flipped the power switch during the last shutdown (because it was taking ...
3
votes
0answers
208 views

How to fix display issue where random characters are missing?

Just installed ubuntu and this is my screen I uninstalled and reinstalled several times
3
votes
0answers
375 views

Command “xset dpms force on” after resume

I Use Lubuntu 13.04 and the LVDS Display only works if you use the "nomodeset" option is set in grub. (The VGA Display works without a problem...) After a resume i only can see on the LVDS Display ...
3
votes
0answers
105 views

Bottom Half of Screen is Glitchy

Total newbie here... I'm running 12.04 on a salvaged HP Pavilion zt1130. Video is S3 Savage4 AGP 4x... No idea if it's a card or what. I'm unable to find anything about a driver. I'm having a half-...
3
votes
0answers
1k views

Unable to enable dual displays

I am running an almost-fresh version of Ubuntu 12.04 on my old Dell Inspiron 710m laptop. I had to re-install yesterday due to a different display issue. I wasn't able to directly reinstall 12.04 ...
3
votes
0answers
368 views

Default program startup display

I have a dual display setup and would like to be able to set which display a piece of software starts on. Most software seems to return to the last display but Stellarium always starts in the primary ...
3
votes
0answers
3k views

display port on x230 not working

having problems with my new lenovo x230 - using dual montiors, only vga registers anything. This has the Intel graphics controller : 00:02.0 VGA compatible controller: Intel Corporation Ivy Bridge ...
2
votes
0answers
40 views

bash.bashrc damaged..ubuntu log in loop and no interactive programs working from terminal

I have accidentally deleted the content of /etc/bash.bashrc and now I cannot log in as it gives me a loop and I cannot run any interactive programs from the terminal. When I try, I get this error: ...
2
votes
0answers
147 views

Scaling with a 4k monitor and 2k monitor

I'm currently using two 2k monitors and a third 4k monitor. Is there any way to use max resolution on all of them and scale things up a bit on just the 4k monitor? I've been digging around for ages ...
2
votes
0answers
89 views

Monitor says “No Signal” on 90% of boot-ups

9 out of 10 times when I boot-up my computer, my monitor hangs on DisplayPort: No Signal When it does work (10% of boot-ups), it works absolutely perfect for as long the computer is on. I am ...
2
votes
0answers
96 views

Two monitors - primary, secondary?

I use Ubuntu 16.04 LTS and to motherboard (GA-Z170-D3H with Intel HD Graphic 530) I have connected two monitors. First (primary) on DVI and second (secondary) on VGA output. Secondary monitor I can ...
2
votes
0answers
130 views

Set primary monitor on 16.04

All windows opens on left monitor and all new files gets saved there, I want my right monitor as my primary monitor so all this happens there. As the picture below shows I have set the launcher on my ...
2
votes
0answers
867 views

Dual display not working after 16.04 upgrade

I recently upgraded from 15.10 to 16.04 via dist-upgrade. Immediately afterwards, my second monitor stopped working. I am using an AMD 7850 APU, and both monitors are plugged in to the motherboard - ...
2
votes
0answers
278 views

Can't change multi monitor display positions in Ubuntu 16.04

I've just done a fresh install of Ubuntu 16.04 and most things are working great :) However, I have a 3 monitor setup and I'm not able to adjust the relative positions of the displays. If I try and ...
2
votes
0answers
77 views

Display settings do not show correct resolution options for secondary display

I currently have installed Ubuntu 15.10 on an Acer Aspire E1-510 laptop with an Acer X223w as a secondary monitor. The graphics card is an Intel Bay Trail. The laptop resolution is fine but the ...
2
votes
0answers
51 views

Dim screen with transparent black image

The LCD backlighting of my notebook's screen uses PWM to dim the display, and because of this, I experience eye-strain whenever I lower the brightness. Maximum brightness however seems too much in ...
2
votes
0answers
92 views

xrandr scale with vsync

I currently am using xrandr's --scale option to scale applications correctly on my hidpi monitor where the 2x scaling option provided by gnome shell is too large. I currently use these commands to ...
2
votes
0answers
182 views

Screen Flicker after using Skype

Last week I got a new Asus Zenbook ux303ua, which I proceeded to install Ubuntu onto (my first time running Ubuntu or Linux). Everything has gone pretty smoothly over the last week however today I ...
2
votes
0answers
261 views

Screen resolution and scale resets a couple of seconds after login into account. How to fix?

I'm using Ubuntu 15.10. My graphics card is an integrated Intel Graphics card, and my monitor is plugged through VGA. For some reason Ubuntu doesn't recognize my monitor's available resolutions and it ...
2
votes
0answers
188 views

Connecting external screen to BQ aquaris e4.5 ubuntu edition

I want to buy a BQ Aquaris E4.5, but i want to try convergence with this phone. My question is: how can i connect it to a external monitor? Does Miracast, or other wireless display technologies, work ...
2
votes
0answers
38 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, ...
2
votes
0answers
227 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 ...
2
votes
0answers
229 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 ...
2
votes
0answers
396 views

ubuntu 15.10 Intel Nuc5i5 Could not apply the stored configuration for monitors

I just did a fresh install of ubuntu 15.10 on my Nuc5i5ryh with a iiyama Prolite B2888UHSU and everytime I boot I get the message "Could not apply the stored configuration for monitors". When I kill ...
2
votes
0answers
171 views

Monodevelop on (G)Ubuntu: Bad scaling on HiDPI Display

I am trying out to use MonoDevelop on a Dell XPS 13 (13 inch screen with 3200x1800 resolution). I have set the window scaling property in the gnome tweak tool to "2" and most applications behave ...
2
votes
0answers
70 views

Monitor flickering after standby mode Ubuntu 14.04

My ultra book Dell Latitude E7450 is mounted on top of docker station. From docker I send video signal via 2 DVI outputs to two external monitors. One of my external monitors starts flickering after ...
2
votes
0answers
57 views

How to use graphics card only for deep learning and not display?

I have a 2 GB graphics card which I am using for training deep learning models on large data. But it's hampering my display (showing weird color pixels on the screen) while running the program. Is it ...
2
votes
0answers
132 views

Custom dual screen configuration buggy

Using Ubuntu's system settings to configure two screens (desktop monitor and TV via HDMI in my case) is not ergonomic. Hence I decided to code a handy switcher script which lets me choose between ...
2
votes
0answers
110 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 ...
2
votes
0answers
507 views

How to change screen resolution in MAcBook Pro 2013 15" Retina SSD? It fails when trying

When trying to change to ANY different than maximum resolution built-in display of MacBook Pro Summer 2013th Retina 15" I get black screen and nothing more and every time I have to reboot the system ...
2
votes
0answers
91 views

Text not displaying on Ubuntu 14.04

When I try installing Ubuntu 14.04.2 on my Macbook Pro Retina, the text won't display on any of the programs. Images:
2
votes
0answers
439 views

Ubuntu 15.04 Second monitor detected but cannot enable it on one account only

I recently installed Ubuntu 15.04 on my new computer and connected a second monitor to it. When I log as the first user created on the computer it works fine, but with an other user, the monitor doesn'...
2
votes
0answers
68 views

Display Port Monitor mappings change at random 14.04

I have a Dell E7240 with Ubuntu 14.04. I have installed the Hardware Enablement Stack and the 3.17 kernel. Now, when I use my docking station, I can get 3 monitor support, and it works great. The ...
2
votes
0answers
181 views

Ubuntu Graphics Not Loading Properly even after fresh installation

I am trying to install Ubuntu 14.04.2 in my workstation ( Dell T7500 ). I installed it successfully once but after recent problems and finally messing up while installing my Nvidia driver ( Nvdia ...
2
votes
0answers
108 views

Gnome 3 : change system fonts size on each display of dual screen

With Gnome 3, is there a way to change the system fonts size independently on each display ?
2
votes
0answers
86 views

How do I make my display blurry?

This is a weird question, I know. I recently bought a new laptop (Dell Inspiron 15 3000 series). My old laptop was a Toshiba, and the screen was grainy, which made everything look a little blurry. At ...