Homepage › Forums › How-to and troubleshooting › A key component of SteamVR is not working › Reply To: A key component of SteamVR is not working 2019-01-29 at 05:24 #6063 Brenda VigilParticipant Not sure if this will help but I had the same issue. I fixed it by uninstalling driver4vr restarted my pc and made sure that steam was not running before reinstalling driver4vr.
