Removing
Remove the rubber seals under the side trim.
Use a small screwdriver to pry out the four sliding pins (1) fastening clips under the door frame and behind the seat belt anchor.
Remove the screw (2) in the back of the cladding, first prying off its cover.
Pry up two clamps (3) front side and top.
Unhook the trim on the side and take it out.
Installation
Insert the trim and fasten it to the side.
Press two clips in front.
Screw in the screw and press its cover.
Insert the four sliding pins of the fastening clips.
Slide the door rubber seals onto the door frame.