How to fix deforming in topology 3D models?

To fix deforming in topology 3D models, adjust the mesh to resolve poor edge flow, insufficient edge loops, or non-manifold geometry—common causes of unnatural stretching or folding. Poor edge flow (edges misaligned with the model’s natural curves) leads to weird bends: reposition edges to follow features like joints or muscles. Insufficient loops in bend areas (e.g., elbows) cause stretching: add loop cuts to spread deformation evenly. Non-manifold issues (overlapping faces, open edges) break deformation: use your software’s cleanup tools (like Blender’s "Select Non-Manifold") first. For beginners, practice on simple shapes (e.g., a cylinder for a limb) to master edge flow and loops—this builds skills for smoother fixes on detailed models over time.