Comment # 2 on bug 1233535 from Hunter Ellett

Happens for me as well from around the time this bug was reported to now. My
brightness gets set to 30%. The monitor is a Dell S2721HGF and I'm using a
DisplayPort connector.

Operating System: openSUSE Tumbleweed 20241203
KDE Plasma Version: 6.2.4
KDE Frameworks Version: 6.8.0
Qt Version: 6.8.0
Kernel Version: 6.6.63-1-longterm (64-bit)
Graphics Platform: Wayland
Processors: 12 × AMD Ryzen 5 3600 6-Core Processor
Memory: 15.5 GiB of RAM
Graphics Processor: AMD Radeon RX 580 Series
Manufacturer: Gigabyte Technology Co., Ltd.
Product Name: B550M DS3H