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Questions tagged [display]

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

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21:9 monitor next to HighDPI monitor

I have two monitors on my Ubuntu 18.04 (Unity desktop environment) workstation Internal laptop monitor 1920 x 1080 (16:9) External ultrawide monitor 2560 x 1080 (21:9) I'm having a scaling problem ...
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0answers
24 views

Directly connect to a WiFi network in Ubuntu 18.04

I am using Ubuntu 18.04 and everytime I want to switch to a different WiFi network, I have to click on the "Select Network" option and then have to to select my desired WiFi network and then click "...
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0answers
5 views

Ubuntu 16 behaves in different way whith two displays at the same time

On my Ubuntu 16 when I use a second display/monitor on the second display the destop icons are not showed and for example opening a mozilla page it is not showed while I can see them in the second ...
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15 views

Weird menu display on top-left on Ubuntu 18.04

Sometimes a menu displays on top-left of my screen. I can't hide or click on it. It will appear until I log out. Is there anyone has the same problem?
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1answer
24 views

Non blinking gnome-terminal that always displays

Similar to this question How do I disable the blinking cursor in gnome-terminal? I want my gnome-terminal instances to always display. For some reason when I follow the above questions steps it does ...
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7 views

Wine: Opening virtual desktop on specific monitor

As a required workaround, I need to use a virtual desktop for a Wine application. Most people deal with this just fine, but in my case, I have a triple monitor setup. What I want to do is to have ...
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0answers
14 views

External Monitor Won't Work

I have a monitor (HP LA2206xc) that I'm trying to connect to my computer (with HDMI). The problem is it doesn't show up in the displays control panel. I've tried getting around the problem but haven't ...
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0answers
26 views

How to disable a monitor gnome/linux

Since gnome uses wayland for login, (I know i can disable it in /etc/gdm3/custom.conf and then use xrandr or xorg.conf, but that's not the way i want) Is there a way to disable, enable a monitor? This ...
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18 views

Ubuntu 18.04 with VS Code - top of each row of characters in terminal is cut off

This is what my terminal in VS Code looks like: The top of each row of characters is cut off. I'm on Ubuntu 18.04. Anyone have any idea how to resolve this?
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0answers
16 views

Strange pixelated Chromium in 18.04

After I installed Ubuntu 18.04, I started having this weird problem with Chromium browser (see screenshots). It does not appear all the time however. It happens often when I maximize Chromium from ...
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0answers
27 views

How can I roll-back xrandr settings? [on hold]

I am running Linux Mint 18 and was trying to run a 3 monitor set up with one duplicated and one extended from the main monitor as per the accepted answer for this question: How can I mirror one of ...
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0answers
44 views

Desktop showing multiple times

As you can it doesn't display properly. Can somebody help? When I use command xrandr I get: Screen 0: minimum 8 x 8, current 1024 x 768, maximum 16384 x 16384 VGA-0 disconnected (normal left ...
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24 views

How to change screen resolution scaling in Ubuntu 18.04 LTS [duplicate]

I recently upgraded from Ubuntu 16.04 to Ubuntu 18.04. I want to change my screen resolution scaling from 1.00 to 0.75. It was very easy in 16.04 version. Please help me to change the scaling.
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15 views

Partial flicker/redraw problems on dual-monitor setup

Ever had a time when it seemed that part of your screen couldn't figure out quite what it wanted to display? If so, you'll probably be able to help me out on this question. I have an HP Elitebook ...
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0answers
18 views

How to get monitor number in multi display configuration

When you configure a multi display setup in Linux you can place the monitors as you wish and a single desktop canvas is created. In a very simple example I could place two monitors, each 1920x1200, ...
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0answers
46 views

Second Monitor is not detected after upgrading to 18.04.1

Any help would be appreciated. I've looked over similar threads and have tried restarts and installing lightdm, but haven't had any success. I'm trying to use a second monitor through my laptop's ...
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1answer
31 views

Why Won't External Display Work in 18.04?

I'm using a Dell XPS-13-9360 laptop (no external drivers needed or detected, according to Ubuntu), connected to a TV through a Thunderbolt to HDMI adapter. I'm getting sound through the HDMI cable, ...
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0answers
10 views

Setting scale for ONLY the connected display

I have a Lenovo P51 with Ubuntu 18.04. When I set the scale for the attached Dell monitor, the scale for the laptop display is also adjusted to the same setting. Is there a way to set the scale only ...
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0answers
14 views

Dual monitor Ubuntu 18.04 - desktop icons tile across both monitors

When using an external monitor my desktop items tile across both screens, with no way (that I know of) to restrict them to one screen. Any suggestions for a fix are appreciated.
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0answers
12 views

Display error while installing ubuntu

Error while installing While installing ubuntu in my Dell laptop, shows some errors after that only sound will be audible of login screen but nothing visible. Can anyone help?
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65 views

Ubuntu 16.04 built-in display issue

I'm having an issue with my laptop's built-in screen. The boot screen with the laptop's brand logo and the BIOS key (bios splash screen) doesn't appear when I turn on the computer. The screen is blank,...
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1answer
18 views

Opening software on a specific monitor

I'm trying to follow some instructions on getting specific software to open up on a specific monitor. I have three monitors. xrandr -q output is as follows: Screen 0: minimum 8 x 8, current 5040 x ...
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0answers
38 views

Dual display settings are not retained after reboot with Ubuntu 18.04

I have GeForce GTS 250 with HDMI. Dual display works with my PC, but when I reboot or I close the system and restart it these settings are not retained. How can I make these settings persistent? I ...
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31 views

Ubuntu 18.04 Screen brightness fluctuating

Recently upgraded from 16.04 LTS to Ubuntu 18.04 LTS on 64 bit Desktop computer. It worked fine for a week. Today on starting the computer, the display is fluctuating (brightness going off completely ...
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1answer
41 views

How to find the update that started causing display artifacts?

One of the updates at the first half of July caused my Ubuntu 16.04 installation to display artifacts when connected to a Dell display through a docking station. The artifacts are showing both on the ...
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58 views

Ubuntu 18.04.1 Upside down mouse cursor and inverted position

I just did a clean installation of Ubuntu 18.04.1 on a tablet which was previously running Ubuntu 17.10. Back then just after the installation the screen was rotated, but I was able to get it to work (...
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1answer
25 views

VNC with virtual display (partly solved) / dock missing

I have a Ubuntu machine that I use as a Plex and data server. There is no monitor connected to it. This wasn't a problem with Ubuntu 16.04, but now, with 18.04, it is and it shows a black screen ...
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0answers
11 views

Cannot use my vga monitor?

So I just installed Ubuntu and my second monitor doesn't work. It shows up in the setting menu, even give the name, but my monitor itself is acting like it is turned off (orange instead of blue light ...
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0answers
14 views

Display goes totally blur when logging to user session after installing Ubuntu 18.04

We have installed Ubuntu 18.04.1 Desktop to a Lenovo SR630 server with NVIDIA graphic card Quadro P600. Desktop Ubuntu is correctly displayed when booted from Live CD. However, after OS installation, ...
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21 views

Ubuntu 18.04, Encrypted Drives, NVidia Drivers

I write this after weeks of googling and testing differing options. I have a Dell XPS, it has a GTX1050 within. I also have encrypted my disks. Upon it is Ubuntu 18.04 Although the laptop works fine, ...
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21 views

Cannot use highest resolution supported by external monitor

Specification first: Dell Inspiron 7577 Monitor Iiyama XUB2792QSU Ubuntu 18.04.1 LTS Monitor supports 2560x1440 resolution, but when I choose it, it loses signal. Monitor is connected with HDMI ...
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16 views

Is it possible to identify what's wrong with my display?

I'm not new to Ubuntu, meaning that I've used it multiple times in the past but only the last two occasions i ran into some problems. Last year with version 17.10 I tried my luck here, unfortunately ...
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0answers
18 views

HDMI monitor is not detected

When I plug my laptop into an HDMI monitor the monitor can not detect a video signal. I've tried two different HDMI cables so pretty sure it's not the cable. Here is the output from xrandr: Screen 0:...
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0answers
32 views

Connecting HDMI to Ubuntu causes problems

I have an external monitor but it only supports VGA and my laptop only HDMI. So, I got an HDMI to VGA converter. Now, whenever I connect my laptop to the monitor the laptop's display goes off. But ...
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0answers
126 views

Night light mode in xubuntu 18.04 [duplicate]

How to get night light mode in xubuntu 18.04
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0answers
67 views

Ubuntu 18.04 not detecting new monitors

I recently bought two new monitors and i think ubuntu doesn't detect them. I had a dual monitor setup before this and it worked without problems. Neither my windows 10 partition or grub boot loader ...
2
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1answer
91 views

Taking screenshot of higher resolution than actual display resolution

My computer has 1366x768 display. If I use Print Screen, then taken picture will have 1366x768 resolution. But there is a question: Is it possible to get 1920x1080 picture with my 1366x768 display? ...
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2answers
306 views

How to solve the Ubuntu 18.04 display issues (lagging, flickering)?

How to improve the display on Ubuntu 18.04? I have tried many different approaches presented on this website and none of them have worked. I have a MSI GS60 Ghost Pro with integrated Intel GPU and ...
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55 views

Ubuntu 18.04 dual monitor doesnt work

i used to run 17.10 and things were working perfectly. when i upgraded the second monitor stopped working. it works just fine in windows but i dont want to use windows. i have a AMD RX 480 as my ...
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0answers
64 views

Ubuntu: fix screen resolution for “unknown display” xrandr: Failed to get size of gamma for output default

My Ubuntu display is set to 1024x768 for Unknown display: My monitor is capable of 1920x1080. Can someone please provide step-by-step instructions to fix this? I tried the following, based on other Q&...
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1answer
59 views

Login Screen Changed and Login not working

Actually, in the initial case, my ctrl and shift button were not properly so I followed the below stackoverflow link, Shift keys not working properly, which basically tells me to run following command:...
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1answer
46 views

Set up dual independent monitors in Ubuntu 18

I have an nvidia quadro M2000 and Ubuntu 18.04 on a Dell Precision 3620 workstation. I need to run my two monitors separately. I can use the standard Ubuntu settings to extend my desktop onto the ...
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0answers
43 views

help with dual monitor configuration (Ubuntu 16.04)

in system settings -> monitor I only have 1 monitor shown (build-in). I have 2 external monitors connected, this is my current monitors.xml: <monitors version="1"> <configuration> ...
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0answers
36 views

Dual monitor stopped working after upgrade/dist-upgrade

How do i fix the dual monitor set up with after an upgrade? I am on $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 16.04.5 LTS Release: 16.04 ...
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0answers
9 views

Trouble getting native resolution on 2 lg 25inch widescreen monitors(21:9) on ubuntu with nvidia cards

I am running ubuntu 18.04LTS. I have nvidia gtx1080 powering my displays. I have 2 LG widescreen monitors(2560 x 1080). I am getting proper resolution on one of the displays(connected via HDMI). ...
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0answers
35 views

Ubuntu 18 external monitor resoolution

I have installed ubuntu 18 on my MacBook Pro retina 15', and it works fine. However, when I plug my external Samsung monitor, the built-in screen resolution is kept the same but the external monitor ...
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1answer
69 views

Upgrade from Ubuntu 17.10 to 18.04 Multiple Display not Detected Nvidia GPU

Upgrading from Ubuntu 17.10 to 18.04 went smoothly with the commands found here. I found others use the software manager but I could not get my software manager to find the upgrade, I suspect it may ...
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0answers
70 views

No multiple display in Kubuntu 18.04

I usually connect a second monitor through VGA, and by default I had an extended desktop, but since recently when the external display is connected the internal display is turned off and cannot be ...
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1answer
21 views

Monitor stutters after forcing larger resolution

I'm running Ubuntu 16.04 on my Acer Aspire 7750G laptop with switchable graphics (integrated Intel graphics and an AMD Radeon HD 6650M). I recently bought an AOC Q3279VWF 2560x1440 monitor that I ...
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0answers
37 views

Cannot change display resolution of Built in Display, after joining second display

After connecting 2nd display in join display mode, I am unable to change the display resolution of 1st display. Please someone help me through this. I am using ubuntu 18.04 LTS