I sing in VRChat all the time, and this only recently started happening with one of the beta's, and I just checked again, and made a video to prove it is happening: https://gyazo.com/9e84101e25c85a4b8e0fc3caea64efb9 Plugging in a new mic when already in the game, it isn't showing up as a choice when it is showing up in Windows as a choice.