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

https://rafaelkqez947.pinehavenscope.com/posts/scratch-and-dent-repair-when-pdr-works-and-when-it-doesn-t

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.