https://bugs.kde.org/show_bug.cgi?id=520160
Bug ID: 520160
Summary: Keyboard backlight brightness slider is jerky and
laggy
Classification: Plasma
Product: plasmashell
Version First 6.6.4
Reported In:
Platform: Ubuntu
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: Brightness and Color widget
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Target Milestone: 1.0
Created attachment 192285
--> https://bugs.kde.org/attachment.cgi?id=192285&action=edit
Laggy slider
DESCRIPTION
On a Clevo PD5x_7xSNC_SND_SNE notebook with a slightly modified version of
tuxedo-drivers installed, the brightness slider exhibits jerky, laggy behavior.
STEPS TO REPRODUCE
1. Run Plasma on a system that supports keyboard backlight brightness controls.
2. Open the Brightness and Color widget.
3. Adjust the keyboard backlight brightness.
OBSERVED RESULT
The slider exhibits jerky, laggy movement, rather than smoothly transitioning
from low brightness to higher.
EXPECTED RESULT
The slider's movement is smooth.
SOFTWARE/OS VERSIONS
Operating System (available in the Info Center app, or by running `kinfo` in a
terminal window): Kubuntu 26.04
KDE Plasma Version: 6.6.4
KDE Frameworks Version: 6.24.0
Qt Version: 6.10.2
ADDITIONAL INFORMATION
A video of the behavior is attached.
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