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

https://felixuqyw790.rivetgarden.com/posts/can-pdr-fix-bumper-dent-repair-issues-and-minor-collision-damage

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.