On my Ideapad:

Operating System: Manjaro Linux 
KDE Plasma Version: 6.3.3
KDE Frameworks Version: 6.12.0
Qt Version: 6.8.2
Kernel Version: 6.12.20-2-MANJARO (64-bit)
Graphics Platform: X11
Processors: 16 × AMD Ryzen 7 7840HS with Radeon 780M Graphics

after last update hotkey for external monitor (F7) don't work.

On an old laptot that I use as test machine same problem with Fedora 42 (working before upgrade) and EndeavourOs

STEPS TO REPRODUCE
press F7

OBSERVED RESULT
nothing happens

EXPECTED RESULT
switch to external monitor



SOFTWARE/OS VERSIONS
Windows: 
macOS: 
(available in the Info Center app, or by running `kinfo` in a terminal window)
Linux/KDE Plasma: 
KDE Plasma Version: 
KDE Frameworks Version: 
Qt Version: 

ADDITIONAL INFORMATION