How to fix warping in bed adhesion 3D models?

To fix warping in 3D prints from poor bed adhesion, level the bed, clean its surface, adjust bed temperature, or use adhesion aids like glue sticks or hairspray. Warping happens when the first layer cools unevenly or fails to bond—leveling ensures consistent contact, cleaning removes grip-hindering residue, and higher temp/aids keep the bottom layer flexible longer to stick. For persistent issues, try a PEI/glass build plate (better adhesion) or add a brim/raft to the model’s base to spread cooling evenly.