Hello,
On session start screen brightness is very low, like 37%. I fix this using mouse scroll wheel while hovering brightness icon in the tray. After reboot this is not saved and the screen return to low brightness.
My system:
Operating System: Arch Linux
KDE Plasma Version: 6.2.5
KDE Frameworks Version: 6.10.0
Qt Version: 6.8.2
Kernel Version: 6.12.13-1-lts (64-bit)
Graphics Platform: Wayland
Processors: 12 × 11th Gen Intel® Core™ i5-11600KF @ 3.90GHz
Memory: 15.5 GiB of RAM
Graphics Processor: AMD Radeon RX 6600
Manufacturer: Gigabyte Technology Co., Ltd.
Product Name: B560M DS3H
Display: Lenovo Q24h-10 (2560x1440@125%)
TIA