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SUMMARY
The XF86FullScreen button isn't recognized when choosing shortcuts

STEPS TO REPRODUCE
1. open system settings
2. navigate to keyboard > shortcuts
3. select any shortcut
4. press "Add custom shortcut"
5. press the full-screen button, or whatever is bound to XF86FullScreen

OBSERVED RESULT
Nothing happens

EXPECTED RESULT
The fullscreen button is added as a shortcut

SOFTWARE/OS VERSIONS
Windows: 
macOS: 
Linux/KDE Plasma: Arch linux
(available in About System)
KDE Plasma Version: 6.1.3
KDE Frameworks Version: 6.4.0
Qt Version: 6.7.2

ADDITIONAL INFORMATION
when i run the command:       wev | grep 'sym'
I get the expected result of:     sym: XF86FullScreen (269025208), utf8: ''