ImageRig user documentation: system requirements (Blender 5.1.1+, Windows x64, macOS Apple Silicon expected), add-on installation from disk, the first expression in four steps, how the photograph becomes 52 baked ARKit keyframes, full panel reference (Source Image, Rig Discovery, Apply Options, Animation Data), Advanced Processing (capture quality checks, neutral photo baseline, multi-sample denoising, calibration presets), rig compatibility, troubleshooting and FAQ.