windows?

Hi all, i have an oval and replaceing the window rubbers, would like to know how to put the crome trim back into the window rubbers? does it have to go in before the window goes in? or even before the rubber goes on the window?can't figure it out. if anybody could help me out would be great, cheers!

rubber on window

chrome strip in rubber

then

window in car (don't use sealer, use anti corrosion/rustproofing )

whala!

oh and have fun with the "oval" one😵‍💫

EASY❗