GREAT PLANES RealFlight 7 User Manual page 126

Undo-
Select this to undo the last change you made in the aircraft editor.
Redo-
Choose Redo to repeat the last action you performed in the aircraft
editor.
Cut-
Select a part on the aircraft and choose Cut to remove the object. The
part is stored temporarily in RealFlight's memory and can be pasted
back onto the aircraft later.
Copy-
Like the Cut option, Copy will store the selected part in RealFlight's
memory allowing you to later paste it into the aircraft. Unlike Cut, the
selected part will remain at the current location.
Paste-
If any aircraft part has been cut or copied, choose Paste to add it to
the current aircraft.
122