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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Absurdly small icons in Xubuntu

As you can see, I can't figure out a way to enlarge only these three icons. Besides, my login interface is also absurdly small. My Xubuntu version is 18.04, and the resolution is 3840*1994 I ...
Risto Libera's user avatar
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0 answers
52 views

Struggling using a second monitor with my laptop

I am struggling using a second monitor with my laptop. I tried the different solutions I found in other topics with no clue. The output of xrandr is: xrandr: Failed to get size of gamma for ...
Spir4L's user avatar
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2 votes
1 answer
3k views

Added a new resolution with xrandr and my monitor now is a black screen that says out of scale

I was trying to add new resolutions since I only had 1024x768 and 800x600 in Displays. I didn't manage to make anything new show up in the resolution box in Displays. I used commands from How to set a ...
The Rusted's user avatar
0 votes
1 answer
53 views

Three monitors, clicks on right monitor triggers on left monitor (and vice versa)

I just installed Ubuntu 19 alongside Windows 10 on my PC again. I have three monitors. One 16:9 in the middle and 16:10 on the left and right . When I put all of them in the right order (1 on the left,...
OfficialCRUGG's user avatar
1 vote
0 answers
85 views

Maintain display configuration regardless of display connection status

I'm really not sure the best phrasing for this question, so I apologize for anything confusing. I have a computer running Kubuntu 18.04 with a single AMD GPU (amdgpu-pro driver) with four outputs ...
Matt's user avatar
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2 votes
0 answers
455 views

Ubuntu 18.04 - display settings lost after reboot

I have installed Ubuntu 18.04.3 LTS and the newest nvidia drivers - 440. I use 3 monitors. I run nvidia-settings to set monitors layouts. After reboot the settings are lost. I have found this thread ...
Irbis's user avatar
  • 121
2 votes
2 answers
8k views

DisplayPort Monitors No Longer Detected

I've been using Ubuntu 18.04 with my Dell notebook and 2 DisplayPort monitors connected via Dell D6000 USB-C dock for ~8 months with no issues. Today I plugged in like normal, but Ubuntu can't find ...
daveo's user avatar
  • 21
5 votes
1 answer
3k views

How can I configure two monitors with different dpis and sizes so that text sizes are the same?

I am running 18.04 LTS with two monitors: a 24" 1920x1200 one and a 27" 3840x2160 one. The text on the high-resolution monitor is too small to read. I tried using the "Screen Display" setting screen ...
Ashley Wilson's user avatar
0 votes
1 answer
337 views

Multiple display stopped working - log understanding

The secondary displays on my XPS 7390 have suddenly stopped working. The laptop is attached to a docking station and uses displayLink. I don't see anymore the displays in the settings. The other ...
Nabab's user avatar
  • 101
1 vote
1 answer
739 views

Tiny monitor icons in GNOME Display Arrangement with multiple monitors

I use 7 monitors: in a 3 over + 3 under +1 portrait configuration. GNOME Display Arrangement draws 7 very tiny monitor icons with a huge amount of white space. The icons are so small that I cannot ...
mcfudge's user avatar
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1 answer
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after upgrading to kernel 5.3 screen flickering started Refresh rate in 60.01 Hz

I am new ubuntu user. My display card was not working intel graphics UHD. I installed kernel 5.3. Now display card is recognised but lot of flickering. Any help would be appreciated.
Swat's user avatar
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1 vote
0 answers
321 views

GNOME3 brightness slider for multiple desktop monitors

The GNOME3 brightness slider only works for one of the desktop monitors. A peek into kernel log reveals that it indeed only sends command to one monitor, via /usr/lib/gnome-settings-daemon/gsd-...
QnA's user avatar
  • 111
2 votes
0 answers
147 views

Need help with HiDPI scaling

I'm running Ubuntu 19.10 on a Lenovo Thinkpad Carbon X1 with an additional 4K external monitor. Everything looks huge on both the internal and external monitors. I tried to scale both screns using ...
user2490936's user avatar
7 votes
3 answers
9k views

Refresh rate of 60 not available for 4K resolution

Hi I'm a bit new with Ubuntu so I'd like some help troubleshooting some issues I have with my display settings. I've just set up an Odroid H2 with a fresh install of Ubuntu 18.04. I have it hooked up ...
bfrig's user avatar
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1 vote
0 answers
133 views

Xubuntu 19.10 - Display keeps defaulting to 3840x2160 after display restart

I've just installed Xubuntu 19.10 on an Acer Revo One RL85 and have an issue with the display resolution. (Ubuntu works fine incidentally) I have it connected to a 47" Samsung 4K TV that will do ...
Len Milligan's user avatar
1 vote
0 answers
90 views

Can't connect to external monitor Ubuntu 18.04.3 LTS

I have a Lenovo Legion Y530 (hardware manual) which has either a GTX1050, GTZ1050Ti, or GTX1060 notebook video adapter, and want to connect an external monitor. This is the output of xrandr so I ...
Nita Liviu's user avatar
0 votes
1 answer
795 views

xrandr failed to get size of gamma for output defualt

I am using Ubuntu 19.04 (codename : disco) Intel G2030 4GB DDR3 Ram no GPU (only intel onboard graphics) I didnt install any drivers just checked "Install third party software for graphics and Wi-Fi ...
RedmiS22018's user avatar
1 vote
0 answers
183 views

Wine app WinBox window freezes when moved to second display, unfreezes when moved back

When moving a Wine app called WinBox from one screen to the other, the content inside the window becomes non-responsive to the mouse interaction. When I move the window back to the other screen, the ...
Rines's user avatar
  • 11
1 vote
1 answer
3k views

External display color quality problem

I have a Lenovo Edge E531 laptop with Intel HD Graphics 4000 running Ubuntu 19.10. I recently purchased an external monitor (LG 27MK400 ) to use with my laptop. When connected to laptop, the display ...
9P4wlaMm's user avatar
1 vote
0 answers
86 views

Multiple monitors scaling

I have a Lenovo Y50-70 with a UHD 4K 3840x2160 15.6" monitor and I also have an external old Samsung 17" monitor with a resolution of 1280x1024 (5:4). I use Ubuntu 19.10 and I have a serious problem ...
vamoirid's user avatar
9 votes
4 answers
17k views

Gnome fractional scaling below 100%

I am running Ubuntu 19.10 on an old laptop with max resolution of 1366x768. Is there a way to scale down gnome below 100%? I have already set text scaling to .90 and reduced the dock icon size to 36....
praseo's user avatar
  • 91
1 vote
0 answers
132 views

Hisense All-in-one Point Of Sale Printing problem

I have installed Ubuntu 18.04 on Hisense All-in-one Point Of Sale (HK716) manufactured by Qingdao Hisense Intelligent Commercial System Co., Ltd. I purchased this PC through reseller. The PC was ...
Shop Express's user avatar
1 vote
1 answer
2k views

Ubuntu 19.10: Screen flickering after wake-up from sleep

Issue: Screen starts flickering whenever my laptop wakes up after a sleep or blank screen. Steps to reproduce: Let your laptop go to sleep or let its display turn blank. After wake-up, the display ...
Utkarsh Verma's user avatar
0 votes
0 answers
84 views

A way to pin the screen refresh rate?

So I've got a HP Probook 440 G6 with a full HD display. By default, Ubuntu 18.04 uses 1920x1080 resolution and 120.02Hz refresh rate. I believe (or found info about it somewhere) that high (and rather ...
Hayk Baghdasaryan's user avatar
2 votes
0 answers
342 views

Displaying frame buffer images on external monitor

I have a laptop connected to an external monitor. It's running a fairly fresh installation of ubuntu 18.04. The laptop is closed, so external monitor is listed as primary when I run xrandr. What I ...
Daniel Smolkin's user avatar
3 votes
2 answers
3k views

Black screen on boot, but boot works [duplicate]

Sometimes, when booting, I get: grub ubuntu purple background Grey backlit screen Black screen And nothing else. It does seem that Ubuntu is correctly booted. To fix the issue, I can put the ...
Luke Marlin's user avatar
0 votes
0 answers
460 views

Ubuntu 18.04 2 display adapters -monitors. No output on 2nd screen no configuration option

fairly new to linux so excuse me if I miss something obvious. Im trying to use 2 monitors each attached to a different VGA adapter on an Ubuntu 18.04 box. The first adapter is onboard and its a Matrox ...
Himilou's user avatar
1 vote
1 answer
4k views

Display resolution stuck at 640x480 about install

So I installed the latest xubuntu lts on my pc but after a reboot or two the resolution suddenly became changed and stuck to 640x480, I had already installed the proper nvidia drivers as the nouveau ...
404's user avatar
  • 13
0 votes
1 answer
441 views

19.10 laggy & unstable. 18.04 lacks fractional scaling. What should i do?

I have an Asus Vivobook s13 running on an Intel i3 8145u APU w/ HD 620 graphics. I'm a frontend dev and need Ubuntu for development. But, Ubuntu 18 doesn't have fractional scaling; the 13" FHD monitor ...
Oleg Kusov's user avatar
1 vote
0 answers
202 views

HP Zbook G5 with Apple Thunderbolt Display

I am running an HP Zbook 15 G5 at work and am working on transitioning from using the new Macbooks with Touchbar to this with Ubuntu 18.04.3 with HWE packages installed. When connecting this machine ...
Alex_Seibs's user avatar
0 votes
1 answer
103 views

Cannnot enter console mode on Ubuntu 18.04.03 LTS tty2

My friend installed Ubuntu on his HDD and I tried to boot his HDD via USB on my notebook. But My notebook doesn't enter console mode. When I tried Ctrl+Alt+F7 my notebook got hanged. I tried to change ...
Suganthan's user avatar
1 vote
1 answer
651 views

External display detected but stays blank

I just installed Ubuntu 19.10 on an old Dell Latitude E6420 laptop and it works fine except when I attach an external 4k UHD display: Ubuntu seems to see it, but the display stays blank. This display ...
StevePoling's user avatar
0 votes
1 answer
182 views

Screen resolution messes up when logging in

Recently i bought a new monitor and connected it to my laptop. When I was using windows everything in terms of resolution was fine but when i switch to Ubuntu, my log in screen is zoomed in. When i ...
choondrise's user avatar
1 vote
0 answers
56 views

Mixing high and low DPI screens

I have a Lenovo X1 Carbon 7th Gen (3840x2160) and I am using it in conjunction with two older DELL monitors (1920x1280). Running Ubuntu Mate 19.10. Most of the major elements I interact with (...
Subhamoy S.'s user avatar
1 vote
0 answers
111 views

HDMI only works intermittently

I am using Ubuntu 18.04 on Dualboot on an MSI P65 Creator. Very often, when I unplug and later replug my external monitor through HDMI, the monitor is not detected. It can be temporally solved if I ...
Etienne Bennequin's user avatar
0 votes
0 answers
593 views

HP Probook 650 display issue on Ubuntu 18.04

I have recently installed Ubuntu 18.04 on my HP Probook which has builtin Intel graphics card. At start,it works fine but after some time, my screen gets pixelated, when I restart,it it works fine ...
Kamran Ali's user avatar
2 votes
1 answer
2k views

How to set up night light mode on one monitor and the second one normal

Just like in the title, how can I set up night light mode on one monitor only? Is it even possible to do such a thing? I'm using Ubuntu 19.10 with basic flavor (I think it's GNOME). Everything is up ...
El Patron Salan's user avatar
1 vote
1 answer
1k views

xrandr - different effect when put in .xprofile

I have a new 4k monitor. I'd like to zoom its desktop by 25%. After boot or logging in, I usually run this command manually: xrandr --output HDMI-1 --fb 4992x1728 --mode 3840x2160 --scale 0.8x0.8 --...
Celdor's user avatar
  • 234
1 vote
1 answer
7k views

What exactly does DISPLAY localhost mean?

I am trying to do some X11 forwarding and I got completely lost. I found very good answers explaining the theory: What is the $DISPLAY environment variable? https://unix.stackexchange.com/questions/...
Elad Weiss's user avatar
2 votes
1 answer
1k views

Strange mouse pointer behavior along right edge of screen Ubuntu 19.10

I recently did a fresh install of Ubuntu 19.10 (upgrading from 18.04) and I've noticed some strange behavior when the mouse cursor touches the right edge of the screen. If you just touch the pointer ...
Michael's user avatar
  • 141
1 vote
0 answers
1k views

xfce Display settings does not run - RandR issue

I'm running Ubuntu 16.04.1 with XFCE, in a virtual machine (accessing it remotely). I need to update the screen/resolution/display/appearance. If I go to Application → Settings → Appearance,...
S.ELIAS's user avatar
  • 41
2 votes
2 answers
1k views

Mouse flickering on laptop display when external monitor is used (19.10)

Laptop is a Dell XPS with OLED screen and nvidia 1650 currently on nvidia driver version 440. The mouse cursor will flicker when an external monitor is plugged in. These questions generally go ...
Kaigo's user avatar
  • 515
1 vote
1 answer
800 views

18.04 sees both Titan RTX GPUs. Why does only one monitor display?

Short version: Why is my second monitor, via a HDMI on the secondary GPU not displaying? Primary GPU is in the primary PCI slot, secondary is in secondary slot connected with NVLINK bridge. ...
Isaac Brockman's user avatar
5 votes
2 answers
7k views

How can I protect my OLED screen from burn-in?

Is there a utility that can prevent burn-in on OLED screens for Ubuntu 18.04? Something that automatically prevents the screen from showing the same pixel value for too long?
Daniel Patru's user avatar
0 votes
0 answers
141 views

HDMI Monitor issue t480s and 18.04

I have a new Lenovo t480s on to which I have installed Ubuntu 18.04. When I connect an external secondary monitor, A Philips 278E, it is detected and appears in the settings pane but I cannot seem ...
tanbog's user avatar
  • 111
0 votes
1 answer
2k views

Wrong resolution (missing 1920x1080) on Lenovo w520 after update to Ubuntu 18.04

Apologies if the question is already answered; I poked around but don't know enough to figure out what to do. I am using a w520 and recently updated from 14.04 to 18.04 (with a broken 16.04 in the ...
clueless's user avatar
1 vote
0 answers
538 views

Messed up OpenBox installation

I was using Gnome as is it in 18.04. I installed the following - openbox obconf obmenu openbox-menu tint2 arandr I am using a laptop with an external monitor connected through the HDMI port. ...
daddyodevil's user avatar
1 vote
1 answer
639 views

Fractional scaling not working with Gnome 3.34

I'm struggling with the fractional scaling feature in gnome. My current setup: Display1: 2736x1824 (on a surface pro 6) Display2: 1920x1080 Display3: 1920x1080 I've configured the scale for Display1 ...
lama1234's user avatar
1 vote
2 answers
6k views

Use multiple monitors as one big monitor

So I have multiple monitors to use, I know they can be used in mirror mode where they both essentially display the same thing, or multi monitor mode where they behave like two separate displays side ...
mewais's user avatar
  • 407
0 votes
0 answers
196 views

Why does Kubuntu love my secondary display so much?

I'm sorry that this question is not more concrete, but it describes the issue very well. I've installed Kubuntu and although I have set up my two displays correctly and defined my primary display, ...
Prototype700's user avatar

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