Paintless Dent Repair (PDR) removes dents by gently reshaping metal from behind the panel
https://dallashydr579.northcrestbrief.com/posts/what-can-paintless-dent-repair-fix-from-door-ding-repair-to-minor-dent-repair
Paintless Dent Repair (PDR) removes dents by gently reshaping metal from behind the panel, keeping the factory paint intact and avoiding fillers, sanding, and repainting.