SUMMARY

the wlfreerdp window is not docked into krdc, it remains an independent window, not responding to krdc controls, except to 'disconnect'

STEPS TO REPRODUCE
1. Start a RDP connection
2. 
3. 

OBSERVED RESULT

wlfreerdp window is not docked within krdc, with its own window bar
* If switched to full screen mode, krdc switches, but freerdp remains outside the (now full screen krdc) window with, the same resolution. 
* If the wlfreerdp window is switched to full screen, there's no way of turning back (only by logging out of the remote session)
* freerdp terminates if the disconnect button is pressed

EXPECTED RESULT
Docking, responding to controls

SOFTWARE/OS VERSIONS
Windows: 
macOS: 
Linux/KDE Plasma: Fedora 34
(available in About System)
KDE Plasma Version: 5.21.4
KDE Frameworks Version: 5.80.0
Qt Version: 5.15.2

ADDITIONAL INFORMATION