In this video you will learn how to add a radial on your avatar using VRCFury. It can be a hue shift, emission strength or any other slider.
This tutorial is both PC and Quest compatible.
VRCFury:
https://vrcfury.com/
Gesture Manager:
https://github.com/BlackStartx/VRC-Ge...
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VRC Fury, unity tutorial, vrchat custom avatar