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

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Only login page is not being displayed in required 1080p resolution(ubuntu 14 lts)

After fresh Ubuntu 14 fresh installation ,I installed proprietary nvidia graphics driver then generated xorg.conf file by using nvidia-xconfig .Changed the Vsynch and HSynch values to get 1080p.I get ...
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0answers
8 views

Force higher resolution on second monitor on kubuntu

I have an nvidia GTX 260 896 MB and a Monitor Samsung 225 BW that supports 1680x1050 native. And I need to add and apply resolution to nvidia x server settings viewportout to 1920x1080, but it doesn't ...
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0answers
6 views

two 4K display issue's

So, I bought a new laptop and have been working on getting ubuntu fully working. It was definitely interesting getting all my killer stuff to work properly (driver wise) but that was probably my only ...
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0answers
17 views

Ubuntu doesn't recognize a screen connected to HDMI port

I'm using Ubuntu 15.10 on a laptop. My laptop is connected to an external computer screen in HDMI port. However, nothing is presented on this screen, and when I go into System Settings -> Displays, I ...
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0answers
9 views

Is there a way to change the screen refresh rate in Ubuntu?

So, I know this question has been asked before: "How do I change my refresh rate?" I've browsed sereral forums ad nauseam, and the response is always to use xrandr (duh.) When I run xrandr, I get ...
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2answers
36 views

Additional display is always added on the wrong side

I have a desktop computer with a Radeon R7 360 and FOS-drivers. My main display, which I am using always, is connected to the DVI-port and my TV is connected to the HDMI-out, in case I want to put any ...
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0answers
10 views

Ubuntu 15.10 Mouse blinking and disappearing with 2 monitors connected

I have already seen this related question and the answers but that didn't fix my problem. The problem is the same thing but as for the solution that people said it worked: they said disable 'Unknown ...
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0answers
16 views

Graphics Issue with Xubuntu 14.04

I was trying to set up my linux machine to run without a monitor. I found this solution online: Add Fake Display when No Monitor is Plugged In. I followed the directions on configuring a dummy device ...
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1answer
50 views
+50

Screens turn black after plugging in external screen (vga and hdmi)

I have a dell xp13 with the latest Kubuntu. I used to work fine when I plugged in my external screen or a projector (I give presentations all the time). Now all of a sudden (I think I might have ...
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0answers
26 views

2560x1080 display with 1920x1080 second monitor windows do not change dpi

I have a X1 2nd gen Lenovo with a resolution of 2560x1080 and Ubuntu 15.10 and a second BENQ HDMI connected 1920x1080 monitor. The windows look fine on the laptop screen but are uber-scaled on the ...
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0answers
13 views

Hot to increase display colors saturation?

I tried to follow the guide on this page: How to reduce the saturation of of laptop monitor in Ubuntu 14.04? but CompizConfig saturation settings do no effect. I'm on Ubuntu Studio. ...
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0answers
12 views

“Built-in Display” Bug after fresh install

Thanks in advance for any advice offered. I have been searching for answers since last night, but most queries I've found have disimiliar variables. I am a total novice with this OS, which calls ...
1
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1answer
26 views

display configuration lost after reboot

I run Ubuntu 14.04 Gnome Desktop with two displays. After startup, the two displays work, but they are not at the right position. I need the left one on the right and vice-versa. I use the display ...
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0answers
24 views

Ubuntu 15.10 wakes up immediately after suspend but only once per boot

got a bit of a tricky one here My computer is running 15.10, and whenever I suspend it for the first time after powering it on, it wakes up immediately after it suspends. After that initial suspend, ...
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0answers
21 views

Ubuntu 15.10 not detecting display through KVM Switch

My system worked fine with 14.04 and then I had to upgrade to 15.10. It's a dual boot Ubuntu 15.10/Windows 10 (not by choice). I also have a KVM switch to make it more complicated. Graphics is an ...
2
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1answer
59 views

Stuck at 800x600 display resolution Ubuntu 14

After dual booting Win 10/Ubuntu 14, Windows displays at 1366 x 768 with 10 display modes available. Ubuntu has no options other than a "built-in" 800 x 600 low res output. The driver is the latest ...
0
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1answer
11 views

mirror desktop behavior Ubuntu 14.04

Im wondering something about how Ubuntu chooses which desktop is to be mirrored. Is it the primary that is always mirrored onto the secondary? What happens when the primary resolution isnt supported ...
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0answers
9 views

Regularly changing screen resoution - potential problems

I frequently connect to my home computer using VNC. I connect from computers with different monitor resolutions. I like to run my VNC client in full-screen mode, so as a result I'm frequently changing ...
1
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1answer
30 views

Ubuntu 14.04: I have 2 monitors, and full screen spans both of them. I only want full screen on one monitor

I see lot's of people wanting to have full screen span both monitors, yet I only want to be able to full screen an application on ONE of the monitors. Here is my /etc/X11/xorg.conf Section ...
0
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1answer
28 views

Is there any way to mirror displays in 16:9 Ubuntu 13.10

I have an old dual core Toshiba laptop with a 15" wide screen that rarely leaves my office. I have a 17" wide screen monitor plugged into the vga port on the side and want to mirror the display. ...
0
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0answers
23 views

Black screen after install

I just installed Ubuntu Server 14.04.3 32 bit os on a Dell Poweredge 700 tower. Install went smooth but now after it rebooted all I get is a black screen though it seems to have started fine. Tried on ...
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0answers
33 views

Display problem when upgrading to Ubuntu 14.04 (maybe display UNCLAIMED)

I recently upgraded my machine to Ubuntu 14.04. When I boot my machine, my monitor does not display anything. Pressing Ctrl+Alt+F1 also doesn't show me anything. What I finally did was go to recovery ...
0
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1answer
22 views

Unsupported resolution when connected with HDMI

So here's the situation. One day my Acer Aspire One 725 fell and its display isn't working anymore. However, I got a display workaround by the means of HDMI cable connected to my TV(max supported ...
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0answers
26 views

Xrandr Fix: I need help with HDMI resolution

I need some help. I have my Ubuntu 14.04 computer connected to my 40" Samsung HDTV with a resolution of 1920x1080 and every time I start up my computer the top and bottom keep getting cut off. I've ...
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2answers
38 views

Ubuntu screen size does not fit properly in my desktop computer monitor. It does not use the full monitor screen

I've just installed VirtualBox (version 5.0.14) and Ubuntu (14.04 LTS) in my Windows 7 (64 bits, Service Pack 1) desktop computer. Ubuntu works fine, however the screen size does not use 100 % of the ...
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0answers
28 views

Dual monitor problem on Ubuntu 14.04. After monitor switch off and on, application Chrome closes by itself

I have a problem that involves a Ubuntu 14.04.3 LTS that runs on a NUC Mini-PC.The NUC is connected with two external Samsung Smart TVs 1st display connected via HDMI , 2nd display connected via ...
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0answers
24 views

HP 650 - HDMI port doesn't work

I have laptop HP 650 (2 core Pentium, 4GB RAM) with 2 display ports: VGA and HDMI. If i connect display on VGA port it's really fine. I have 2 displays. When I want to connect display to HDMI (as ...
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0answers
13 views

Can't connect to monitor from ubuntu 14.04

I've got a linux box under my desk that I control via putty and WinSCP, it works fine but for a few things I prefer to have an actual display to do it. I switched over today and theres no output to ...
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2answers
45 views

When i switched from ubuntu to Lubuntu i lost the external monitor. Laptop display is physically damaged

On 1/25/2016 I switched from Ubuntu 14.04 03 LTS to Lubuntu on a laptop (Sony VGN-NR120E) that I can only use with an external monitor because the LCD is physically damaged. The external monitor ...
0
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1answer
50 views

Screen flickering after enabled Nvidia Graphics on Ubuntu 15.04

I enabled and installed Nvidia Graphics on my system but after I rebooted my system keeps flickering on Unity, Compiz and Metacity but not on tty. My Nivdia graphic card is a GT 650m. How do I ...
0
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1answer
80 views

Ubuntu 15.10: blurry texts and images

I'm all new to Linux systems environment, therefore as Ubuntu itself — I'm using the 15.10 "Wily Werewolf" version —, and I've already searched a lot on the internet, in this, and several ...
0
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1answer
46 views

How to make video resolution setting permanent?

For some reason my Ubuntu 14.04 installation does not recognize my screen and there for won't set the correct resolution. It defaults at something huge like 640x480. I found a way to set the required ...
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0answers
20 views

Custom resolutions

I have a Acer E5-571 with a intel i5. My graphic is onboard and I need a resolution bigger that 1366x768. I tried the xrandr but I found a big problem roney@E5-571:~$ xrandr --newmode ...
1
vote
1answer
45 views

LG monitor is detected but doesn't function

I just bought a new LG monitor to use as a second monitor with my HP laptop (Intel Integrated graphics) running Ubuntu. In my Settings > Display I can see my monitor detected in the GUI but on the ...
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0answers
51 views

Boot Ubuntu without screen (Teamviewer)

I'm trying to connect to Ubuntu 14.04 (Nvidia GT730 graphics) with Teamviewer but I cannot access to it if I did not plug in a monitor before. I did try a lot of thing, the best on was this solution. ...
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0answers
67 views

How to set screen resolution to 1366x768

I recently installed Ubuntu 14.04, this is my first time using Linux and I'm having trouble with the settings of my screen and my GPU. I have a S13A100N Samsung monitor with native resolution of 1366 ...
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0answers
10 views

Package name of the Unity monitor manager GUI

The default GUI tool for dragging external monitors around, changing their resolution, mirroring the monitors, etc.; this tool is somehow gone. I’d like to install it but I can’t figure out the ...
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0answers
13 views

Has anyone had any success with scaling in certain applications? I feel like i need a magnifying glass [duplicate]

I've been using linux on my Yoga 2 Pro, which has a resolution of 3200x1800. I've managed to scale the ui via the settings and unity tweak tool, but i still cant seam to figure an easy fix for ...
1
vote
1answer
15 views

gconf override glib schema error - “can not parse as value of type 'd'”

I'm trying to override the gconf settings for text-scaling-factor and scaling-factor on my system, following the method mentioned here. So I created a file at ...
1
vote
1answer
47 views

New (used) monitor — resolutions not detected and errors when adding them manually

I just got a used Dell 3007WFP-HC. I plug it into my Thinkpad X250 running 14.04, go to "displays" and I only have the option of 1280x800 resolution. I follow this advice on adding undetected ...
0
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1answer
37 views

Ubuntu 12.04 not detecting 2nd screen

I have been trying to solve this problem for around 2 months and have seen pretty much every possible solution on this site and everywhere else with no success . Im running ubuntu 12.04 with intel ...
0
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0answers
39 views

Display flickering while watching video on my HP-ENVY-TS-m6-Sleekbook

I am new to Ubuntu and I have installed Ubuntu 15.10 couple of days ago. While watching some videos on my Google chrome browser in full screen mode I have noticed some flickering on my monitor. I am ...
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0answers
38 views

How to force display re-detection

I have a tri-head setup on a NVIDIA GTX660 running latest NVIDIA drivers on 15.10. Often on boot or when launching an application the card/OS 'forgets' about a screen or what resolutions it can run. ...
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0answers
20 views

Display driver issues - Nvidia 7100

Machine specs. I believe these are relevant ones, but if I need to provide something else, happy to do so. Ubuntu 14.04, VGA compatible controller: NVIDIA Corporation C73 [GeForce 7100 / nForce ...
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0answers
12 views

How to switch screen off and switch it on, through hotkey?

xset dpms force off switches off the screen but the screen wakes up on mouse movement. I want that once the screen is switched off, it should wake up only through some predefined hotkey. How to do ...
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0answers
24 views

Mirror Display grayed out when HDMI is connected in Ubuntu 14.04

When I connect my HP-G71 Laptop to my LG TV via HDMI Ubuntu only recognizes the TV as a extended or duel monitor. I noticed the Mirror Display option is Gray-Out. I searched and with results and it ...
0
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1answer
37 views

HP 2140 screen resolution stuck at 1024x576

I installed Lubuntu on a HP2140 mini PC. Everything is working perfectly, except for the screen resolution. According to the specs it can do 1366x768. I tried setting this resolution with xrandr, ...
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0answers
44 views

Uninstall flux which was installed from source

I installed Flux using following steps (source) git clone https://github.com/Kilian/f.lux-indicator-applet.git cd f.lux-indicator-applet sudo python setup.py install Now I want to ...
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0answers
10 views

Black screen after dual boot intstal of linux 14. Wait 10 mins and and screen loads to log in screen

Hi so I just installed ubuntu and finally got it to dual boot with my pc after a train wreck. (Thank goodness I backed it up) I decided I would do a fresh install of windows and then ubuntu and ...
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0answers
17 views

libgl.so boot stuck - display manager not loading Ubuntu 14.04

I've managed to break my install of Ubuntu 14.04. On booting I get the Ubuntu (Studio) splash screen, then the screen goes black with a cursor (not flashing) in the top left of my screen. I can login ...