Questions tagged [display]
Questions regarding the display(s) attached to a unix or linux machine, the DISPLAY environment setting, the ImageMagick display tool or (along with X11 tag) remote display redirection
704 questions
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Color banding in Qt OpenGL applications?
I'm running KDE on Wayland. I've noticed that some Qt applications that render using OpenGL show significant color banding, as if they're running with less-than-24-bit color. What could be causing ...
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How do I prevent KDE (Wayland) from responding to display "changes"?
I have several computers that I switch between using a KVM. One of them in particular experience frequent KWin crashes (which tends to incur collateral damage) whenever I switch between machines. The ...
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How to set up iMac Target Display Mode with Linux
How can I use an old iMac (2009–2014) as a second display for a Linux computer?
Apple supported Target Display Mode for iMacs from about 2009–2014, allowing them to be used as external monitors for ...
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How to turn off a display in Console/Boot Screen only
I'm having some trouble configuring my laptop's displays to behave as desired. My laptop is an ASUS Zenbook ux535, and it has an additional screen built into the touchpad. On Windows, this screen is ...
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Is it possible to change screen resolution without a desktop environment or a window manager
I looked up how I can use commands to resize the display, but all of them seem to require a window manager or a desktop environment, for example, xrandr, but it says No display found. I'm assuming ...
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Please tell me how to rotate and resize the odroid2+ display
I bought an odroid n2+ and use the os that was already installed
I want to convert the display screen rotation and size, how do I do it?
In the display settings, all values are fixed. I try to do it ...
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QEMU -nographic vs -display none options
QEMU documentation describes the options -nographic vs -display none.
However I'm confused by them.
What exactly they are supposed to do and which is the difference ?
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Debian randomly timed black screen with cursor
I know there are many questions about this but none are this exact case.
I have this debian:
Linux rodolf 6.1.0-30-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.124-1 (2025-01-12) x86_64 GNU/Linux
and I've ...
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Unable to change resolution on a Huawei server with linux Arch with Xrandr
I'm configuring a server with linux Arch using Manjaro (I know, not ideal, but I have my valid reasons). The issue at hand is that I'm unable to change the resolution of the display from the ...
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How to acquire the current colour profile via the CLI under X and Wayland?
I realise that the method may differ between XOrg ≤ V11 and Wayland implementers, especially amongst compositors. Consequently, my focus is ⪆ kwin-6.3.3-1. I ask because I want to be able to ascertain ...
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EndeavourOS becoming unbearable after a while of playing a game
I have my laptop (ASUS TUF A14) and a secondary monitor. After playing a Minecraft for about 30-60m entire OS becomes stuttery and unusable (like a frame a second), even in the TTY consoles, and when ...
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After upgrade to Plasma 6, some icons are blurry
I have a high DPI display. On X11, I scaled the display to 125% by forcing the font DPI to 120 (which is 96*1.25) as a workaround since Plasma's display scaling always caused slight blurriness of ...
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screen can't wake up after going dormant
OS: MX Linux 23.4
Just noticed after the last 2 system update that my screen after going to dormant/suspend can't wake up. I've setup my F7 to turn off the screen, it seems this is not the cause, ...
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environment variable with su - and systemd-run su -
If the environment variable DISPLAY is set and I do
/bin/su - root
from a user shell in an X terminal, then a login shell for root is setup and the DISPLAY environment variable is still present.
If I ...
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Screen stuck at 0 brightness after sleeping and unplugged
I am running Fedora Linux on an ASUS G14.
When my laptop goes to sleep, and then wakes up again, and then is unplugged, it will be stuck at 0 brightness. The screen will get very dim, and I will be ...
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