I need to know how to replace the window.

Front Door Window Regulator and Motor
Removal
Remove the front door window glass. For additional information, refer to FRONT DOOR WINDOW GLASS.
Detach the motor and window regulator rail.
Fig. 4: Detaching Motor And Window Regulator Rail
Courtesy of JAGUAR CARS, INC.
Detach the motor and window regulator rail.
Detach the outermost cable retaining clip.
Fig. 5: Detaching Motor And Window Regulator Rail
Courtesy of JAGUAR CARS, INC.
Disconnect the motor and window regulator electrical connector.
Fig. 6: Disconnecting Motor And Window Regulator Electrical Connector
Courtesy of JAGUAR CARS, INC.
Remove the motor and window regulator.
Installation
NOTE:Make sure that the cable from the motor is the outermost cable.

To install, reverse the removal procedure.
Attach the motor and window regulator rail.
Attach the outermost cable retaining clip.
Tighten to 6 N.M.
Fig. 7: Attaching Motor And Window Regulator Rail
Courtesy of JAGUAR CARS, INC.