WinPe boot menu has been created with keyboard/mouse locked. How to unlock the Keyboard for troubleshooting reasons.
Locking and unlocking of keyboard can be done with "wndclt.exe" that resides in root of X on client machine while booted into WinPE (wndclt.exe /? for all available switches)
-lock
Lock input for all windows
-unlock
Unlock and allow input for all windows
There commands need to be delivered to endpoint from console via run script task (as the client machine is locked and you will not be able to enter them manually)