https://bugs.kde.org/show_bug.cgi?id=509524
Bug ID: 509524
Summary: Brighness level in UI not restored when changed
externally
Classification: Plasma
Product: KScreen
Version First 6.4.5
Reported In:
Platform: Arch Linux
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: common
Assignee: [email protected]
Reporter: [email protected]
Target Milestone: ---
SUMMARY
When you turn PC off, then change brightness, then turn on, widget will show
all brightness level.
STEPS TO REPRODUCE
1. Set brightness of external monitor to 0%
2. Turn PC off
3. Set brightness to e.g. 70%
4. Turn PC on
OBSERVED RESULT
Brightness level in UI grabbed from DDC/EDID and set to 70%
EXPECTED RESULT
Brightness at 0% as it was before turning PC off.
SOFTWARE/OS VERSIONS
Operating System: Arch Linux
KDE Plasma Version: 6.4.5
KDE Frameworks Version: 6.18.0
Qt Version: 6.9.2
Kernel Version: 6.16.7-arch1-1 (64-bit)
Graphics Platform: Wayland
Graphics Processor 1: AMD Radeon RX Vega M GL Graphics
Graphics Processor 2: Mesa Intel® HD Graphics 630
ADDITIONAL INFORMATION
This happens with both of my DELL P2418D and BenQ PD2700U
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