Paintless Dent Repair (PDR) removes dents by gently reshaping metal from behind the panel

https://martinefdp585.juniperbrief.com/posts/how-paintless-dent-repair-saves-time-and-helps-keep-original-factory-paint

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.