This solution is similar to Window focus after Restart.
### Save current Desk on restart
AddToFunc ExitFunction
+ I Test (ToRestart) InfoStoreAdd DeskNo "0 $[desk.n]"
+ I GoToDesk 0 0
# Show previous Desk on restart
AddToFunc StartFunction
+ I Test (Restart) Schedule 500 GoToDesk $[infostore.DeskNo]
+ I Test (Restart) InfoStoreRemove DeskNo
It works fine on RightPanel, as well as on the KISe Desk/Page indicator config.