rear bumper removal

I’ve watched a couple of vids but stuck on how to remove a T6 startline (black plastic) bumper. 1. how do I remove the poppers underneath the bumper? they have an inner plastic bit which screws out of the outer popper but I can’t for the life of me can’t get them of without completely...

Hi guys, I'm new around here. Just received my first Volkswagen Campervan. It's the T6 California Beach. First thing I did was taking the exterior and interior cockpit trim apart to wrap the van in a two tone color. I got stuck at the rear bumper, I just couldn't seem te get it off. So I...