Questions tagged [monitor]

Questions that relate to the electronic display (sometimes called a visual display unit) for computers. Typically questions relate to visual issues such as flickering, resolution, black-screens together with the usage of single and multiple displays.

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Ubuntu 22.04 не видит второй монитор Can't see the second monitor

У меня один монитор на DP, другой hdmi, и второй никак не хочет работать, кто сталкивался с подобным? На Винде при этом все норм edit: I have one monitor on DP, another hdmi, and the second one doesn'...
Viktor Yushkevich's user avatar
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20 views

Forcing Ubuntu to output HDMI through USB-C

I want to use my iPad as a wired second monitor for my Surface Go 2 running Ubuntu 22.04.4. I downloaded an App that live-shows Video-Signals. When I connect a camera (Logitech Brio) to the USB-C-Port ...
CuzImBisonratte's user avatar
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11 views

Gnome Flashback (Metacity) dual displays/monitors and workspaces

I'm using Gnome Flashback (Metacity) on Ubuntu 22.04. I connected a second monitor and have it set up as "join displays". Now whenever I switch workspaces it switches on both displays. There'...
seiki's user avatar
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Display problem with installation on Mac Book Pro; two displays LVDS-1 and LVDS-2

Ubuntu 23.1 installed correctly in a MacBook Pro (2009) but I only get to display a portion of the desktop with no access to any icon. I was able to start a command line window and by using xrandr I ...
user-rcg's user avatar
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15 views

HDMI cable and external monitor not working/detected

When I try to connect my Thinkpad X280 to my external monitor via HDMI it does not work. I also tried usind a Thunderbolt adapter but it did not work either. I tried upgrading the drivers and ...
m3linator's user avatar
1 vote
0 answers
13 views

External monitors not remaining off after screen lock/suspend

I am using Ubuntu 23.10 on a laptop and a desktop. The external monitors are on separate rigs (one on my downstairs laptop setup) and one permanently connected to my upsatiars desktop). On both, when ...
Mark Smith's user avatar
0 votes
1 answer
48 views

Connecting LG 22MD4KA to 970A GAMING PRO CARBON Motherboard

I have a LG 22MD4KA monitor that connects only with USB-C. There is a UBS-C outlet in my mother board (970A GAMING PRO CARBON MSI) but I don't know if it can transmit an output. My current video card ...
John Carter's user avatar
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Second monitor freezing ... necessitates restart

I have a fresh install of Ubuntu 22.04 on a 100 GB partition alongside Windows 11 on an HP Envy with an intel core i7 with integrated iRISxe. I've plugged an old Acer monitor to the HDMI port as a ...
JimWeick's user avatar
0 votes
1 answer
62 views

Ultrawide GRUB slowness

I'm using 22.04 with a Dell 34 inch ultrawide monitor (S3424DWC) connected to an NVIDIA 3080 by HDMI. Here are all my installed GRUB versions (although probably unnecessary as they are all from the ...
moo's user avatar
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1 answer
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Ubuntu Desktop 22.04.3 LTS - Raspberry Pi 4 Model B 2GB - How turn monitor on/off from script?

I want to use cron or the like to turn on/off the attached monitor for a Rpi running MagicMirror2. user@user-desktop:~/MagicMirror/config$ lsb_release -a No LSB modules are available. Distributor ID: ...
grover's user avatar
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Screen Display Options Missing - Ubuntu 22.04.3

New to Ubuntu. I have downloaded the latest version and installed it on an HP laptop. Attached is a screenshot of the display options. The laptop is connected to a monitor via a docking station. It ...
Clive F's user avatar
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0 answers
80 views

Ubuntu 20.04 . Screen extends beyond monitor in tty/console mode

Adter upgrading to 20.04 the default resolution of 1920x1080 makes screen window extend beyond my monitor I can switch to a lower resolution in the graphic mode (1680x1050 works fine for me) but ...
eugened's user avatar
0 votes
0 answers
34 views

Monitor screen randomly goes blank while using Ubuntu

I have a weird problem. When I am on Ubuntu, screen randomly goes blank and comes back while I am moving the mouse or pressing keys on keyboard. Monitor connections, cables are all fine. The same ...
goniculat's user avatar
0 votes
4 answers
558 views

My laptop freezes when connecting external monitor via DP or HDMI

I have a new DELL 7440 laptop with Ubuntu 22.04.03 and I'm using Xorg instead of Wayland. When I connect an external monitor, via Display Port from docking station Dell WD19TB or directly using HDMI ...
grossi's user avatar
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1 vote
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xrandr does not change the screen brightnness

I have two screens connected. xrandr --listmonitors Monitors: 2 0: +*DVI-I-1-1 1920/598x1080/336+1600+0 DVI-I-1-1 1: +HDMI-1 1600/621x1200/341+0+0 HDMI-1 xrandr --current | grep connected DP-1 ...
Sam's user avatar
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ubuntu 22.04.03 do not reconize size 16:9 / resoluton of monitor samsung 1366x768 60HZ

could anybody help me with the files configuration and commands in order to use this optimal configuration. in this moment xubuntu only recognize 4:3 1024 x 768
joscastel's user avatar
0 votes
2 answers
216 views

half of my screen suddently stopped working

Yesterday everything was fine, then when I rebooted my computer I got this: I'm not a Ubuntu guru so I don't know what to do here. I tried reinstalling my nvidia drivers, but no luck. Did anyone ...
user3083171's user avatar
0 votes
0 answers
22 views

External Monitor and Screen Brightness Funcitionality Lost At The Same Time

I've been using Ubuntu several years, and since yesterday, I am unable to connect to my external monitor, and it seems at the same time that my laptop's screen brightness functionality was also lost. ...
EJF's user avatar
  • 171
4 votes
2 answers
217 views

How can you automate monitor turning off and on in a notebook used as a server Body:

I'm repurposing a notebook as a home server (running Ubuntu Server 22.04 LTS). In order to save energy (and backlight lifetime), I'm looking for a way to automatically turn the monitor off and back on ...
Marco Brembati's user avatar
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0 answers
27 views

Second monitor does not work

Ubuntu 22.04.3 does not recognize my second monitor connected with DVI cable. It identifies on "monitors" but does not play video
Yann Grylls's user avatar
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0 answers
49 views

Ubuntu 22.04.3 LTS does not detect monitor

I have Hewlett-Packard HP Compaq 8200 Elite with these specifications: Processor : (Intel® Core™ i7-2600 CPU @ 3.40GHz × 8) Graphic: Mesa Intel® HD Graphics 2000 (SNB GT1) I have install Ubuntu 22.04....
G.S's user avatar
  • 1
1 vote
0 answers
190 views

Second monitor freezes

I'm facing the following situation: I have a laptop and a monitor connected to it. At least once a day, when I'm using Steam and do activities like open the friends list or just closing Steam (top ...
Iago Richard's user avatar
0 votes
0 answers
97 views

Ubuntu on Zbook G5 using TB HP G2 dock - internet works but not 4k external USB-C connected screen

OS: Ubuntu 22.04.3 LTS Hardware model: HP HP ZBook Studio G5 I have had a HP G2 120W dock working with my external 4k screen, however the USB-C cable on that dock is a bit damaged so I have got ...
Joachim's user avatar
  • 101
0 votes
1 answer
24 views

Monitor problem during booting

I am running Ubuntu 22.04 on a HP EliteDesk 800 G2. Recently the m/c was packed up and stored for a few days. Since reconnecting everything, the monitor turns off after 2 seconds of Ubuntu logo screen....
tjmurph9's user avatar
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0 answers
51 views

new to ubuntu - unable to work external montor on HP laptop

I'm just a regular Ubuntu user and wondering if someone can help me on how to make my external 19inch LED Dell monitor works via my HP Laptop HDMI. Thank you. OS: Ubuntu 22.04.3 LTS x86_64 Host: HP ...
mykelm03's user avatar
0 votes
0 answers
45 views

XRandr Refuses Custom Resolution

I've got the exact timings I need for my monitor from CRU in Windows and they work great, in Windows. However, using XRandr and any of the currently available solutions on the forum never results in a ...
Viktor Zafirovski's user avatar
0 votes
1 answer
360 views

xrandr - is laptop display always "eDP-1"

I want to write myself some help scripts targeting the laptop monitor and I want to make it generic. I've noticed that on 3 different laptops with Ubuntu 22 the laptop display is always marked in ...
jave.web's user avatar
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0 answers
63 views

Remote Ubuntu pc

I built a great ubuntu pc at my family house, but now moving to university dorms. I can't take my pc with me because of space and electricity issues, but will take my monitor and laptop (that has ...
Omer Arbel's user avatar
0 votes
1 answer
172 views

Problem with custom resolution with AMD

I can't get the whole screen to work so if anyone here could help me it would be great... All I need is a way for 1920x1080_73.00 to work on my monitor as a DP-1/VGA-0. Does anyone else here knows how ...
diego rego's user avatar
0 votes
0 answers
382 views

Problems with custom resolution with amd on ubuntu 23.10

I can't get the whole screen to work so if anyone here could help me it would be great... All I need is a way for 1920x1080_73.00 to work on my monitor as a DP-1/VGA-0. Does anyone else here knows how ...
diego rego's user avatar
1 vote
0 answers
43 views

360' monitor touch screen is off when rotated, draws in the opposite side , what to do?

I have an Asus Rog Flow 13 and its a touchscreen laptop that you can rotate it 360 to draw with stylus, but when i have my laptop open in the tablet mode , it draws on the opposite side of where i'm ...
Nixcy A's user avatar
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0 answers
303 views

4K 60Hz refresh rate only works intermittently in Wayland and X11

I can get a 4K 60Hz refresh rate to work on an Ubuntu Wayland session. I do have a monitor, graphics card, and HDMI cable that all support 4K 60Hz refresh rates (they all work fine in Windows). At ...
jophuh's user avatar
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0 votes
0 answers
48 views

Why sum of this process CPU(%) is not equal to total cpu(%) utilisation in top output

In the attached image of top command output, you can see the idle is 53.3% means CPU utilization is 52.7% but, sum of CPU% of all the process listed (Image cropped for CPU% > 0.0) is more than the ...
mallo's user avatar
  • 1
0 votes
0 answers
27 views

Resize WIndow across two monitors always rescale to one monitor

I cant resize a window across two monitors anymore in Ubuntu 22.04. I put the monitor to the left side of the left monitor. Than I pull the right end of the window over the first monitor to the right ...
user6266369's user avatar
0 votes
0 answers
149 views

Laptop Monitor stuck at 60hz (supports 100hz)

Ubuntu 22.04.2 LTS Hey there! I have an Asus ROG G751JY Gaming Laptop. It has an Nvidia 980M Graphics Card. Its monitor supports 100hz refresh rate, (I tested it in Wind*ws). But xrandr only outputs ...
User1986's user avatar
  • 321
1 vote
1 answer
40 views

External Monitor Ubunut

I have installed ubuntu 22.04 LTS on my MSI GF65 Thin laptop. I am trying to connect it to a monitor using hdmi cable; the cable works when I use it on windows OS or my ps4 but I am failing to connect ...
Saksham Joshi's user avatar
0 votes
0 answers
73 views

Blue transparent rectangular box with solid outline appeared on boot today and won't go away

Upon booting into the computer for the first time today, a blue rectangular box that's transparent blue inside with a solid blue outline. Picture attached. I rebooted and realized that the box is ...
Andrea Lewis's user avatar
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0 answers
43 views

How can I share my secondary monitor to a remote system as if it were directly connected to it?

Introduction A laptop typically has either a VGA or HDMI connector as a display port, and some laptops even have both. If you connect a secondary monitor to this laptop, you can easily drag and drop ...
Manuel Jordan's user avatar
0 votes
0 answers
67 views

How to patch AMD GPU drivers?

I want to change the refresh rate of my monitor (overclock it), but when I do this, the image on the display starts to be pixelated. There is driver patcher for windows, but it can't find location of ...
Nufzy's user avatar
  • 1
0 votes
0 answers
284 views

Ubuntu 22.04.3 not recognizing hdmi port after yesterday's update

I am using a Dell g15 with Nvidia graphics card. Until yesterday, it was working fine with the open-source drivers. But after some updates it just won't recognize the HDMI port anymore. ubuntu-drivers ...
Diego Lopes's user avatar
0 votes
0 answers
116 views

Unable to connect external monitor to Ubuntu 22.04 using NVIDIA GeForce MX550

I have tried every option in the Additional Drivers and anything I could find on the internet but still unable to connect my monitor. Any help is very much appreciated. Thanks,
Shahzad's user avatar
0 votes
1 answer
909 views

After latest linux kernel 6.2 update monitor is black, does not recognize signal

My latest update: 2023-08-08 16:38:04 startup archives unpack 2023-08-08 16:38:04 upgrade ubuntu-release-upgrader-gtk:all 1:22.04.16 1:22.04.17 2023-08-08 16:38:04 status half-configured ubuntu-...
meloniasty's user avatar
1 vote
1 answer
658 views

Ubuntu 22.04.3 New monitor displays "no signal" on startup

Recently I bought a new Dell S2722QC monitor for my PC. I connected it via HDMI. When I start the PC the monitor shows warning "No HDMI Cable". However it works fine with another PC (Windows ...
Dude's user avatar
  • 11
0 votes
0 answers
154 views

My external monitor doesn't display

Whilst I was working today, my external monitor suddenly indicated "no signal" I have tried all these sudo add-apt-repository ppa:graphics-drivers/ppa -y sudo apt update ubuntu-drivers ...
Domnig's user avatar
  • 1
0 votes
0 answers
25 views

Bind a shotcut to temperature color adjusment (night mode activated)

I would like a hotkey/shotcut/keybinding to turn up or down the color temperature of the screen. Since I always have the night light mode enable but trough the day I just change it manually if I can't ...
veet's user avatar
  • 1
0 votes
0 answers
94 views

Second Monitor suddenly not detected

I installed Ubuntu v22.04 about 3 weeks ago and on the same day, selected and installed the Nividia 535 driver and was using it until now without any issues. This morning, I boot up my PC, and only ...
Nick's user avatar
  • 11
0 votes
1 answer
2k views

Ubuntu 22.04: Monitor screen no signal detected via HDMI

I installed Ubuntu 22.04.2 LTS on my new Dell laptop. When I tried to connect with a monitor screen, the second screen failed to detect my Dell laptop but is OK to detect my Macbook. I'm new to linux ...
Zzz Xiao's user avatar
0 votes
0 answers
35 views

Second HDMI monitor only refreshes on mouse input

I just installed Ubuntu 23.04 on my XMG Core 15. I also have a HDMI TV which I use as external monitor (it works well under Windows and Mac, so the monitor doesnt seem to be the issue). Whenever I do ...
Verne's user avatar
  • 1
1 vote
0 answers
33 views

Extended Monitor Mode With Hdmi To DisplayPort Converter

my laptop is Ideapad L3, and I have two monitors with DisplayPort connections (Laptop HDMI to DP converter -> Dell u2419h DP -> Dell u2417h DP). Problem: I need extended mode for both monitors, ...
Nima dev's user avatar
0 votes
1 answer
32 views

Monitor scrambling

I have a HP desktop that I have installed Ubuntu 22.04 on. It is hooked up to a Samsung monitor. Everything has been fine for a month (since installation) but suddenly the monitor is scrambling ...
L R.'s user avatar
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