If you have a ZIP file containing custom Rigify rigs (often called a "Feature Set"), follow these steps to install it properly: : Open Blender and go to Edit > Preferences > Add-ons .
Select your any-rig-to-rigify.zip file. Once installed, these new rig types will be available within the Rigify system. : Download File any-rig-to-rigify.zip
Search for "Rigify" and ensure the checkbox is checked to activate it. : Expand the Rigify add-on details in the Preferences window. If you have a ZIP file containing custom
Choose a template (e.g., Human, Animal, or your newly installed custom rig). : Align the metarig bones to your 3D model. Download File any-rig-to-rigify.zip
Look for a section labeled or "Install Feature Set from ZIP" .