VRChat is not recognized through Geforce Experience.
I know it is not an official support program, but please check whether the capture function is possible by recognizing it as a game.
This is a capture function of Geforce Experience that allows you to use VRChat as a screenshot or recording function.
After about June 17, 2022, the program’s VRChat has not been recognized. (Other games have been confirmed to be recognized.)
I used a translator