
Face Swap Troubleshooting Index
Your central repair shop for broken face swaps. From blurry faces to jittery video, this hub connects you to the specific technical fixes for FaceFusion's most common errors.
Why does AI ignore some faces? It's not a bug—it's a boundary. Discover how side profiles, glasses, and shadows blind the detector, and how to pick footage that works every time.
Stop the shake. We explain why one-shot face swaps jitter in video and why 'Deflicker' plugins often work better than endless parameter tweaking.
Avoid the 'wax figure' look. Learn why resolution mismatches and flat lighting make swaps look fake, and how to balance sharpness with natural texture.
Name that glitch. A visual guide to squares, ghosts, and seams. Identify the exact setting causing your artifact so you can fix it fast.
The 128-pixel trap. Understand why your 4K swaps look soft, why enhancers create 'plastic' skin, and how to find the sweet spot between blurry and fake.
Why is the mouth on the cheek? See how 2D alignment fails on 3D head turns, and why avoiding extreme profiles is the only 100% fix for twisted faces.