Disconnect and reconnect the tether cable at the headset side (behind the face gasket on Index) and the "breakaway" point. Restart SteamVR:
Error 475 is a generic tracking failure code often associated with (Valve Index, HTC Vive, HTC Vive Pro). The error implies that the HMD cannot see the base stations or cannot make sense of the laser sweeps hitting its photodiodes.
Which are you using (e.g., Valve Index, HTC Vive, Meta Quest via Link)? Are you using any cable extensions or third-party adapters? Steamvr Error 475
Did this start after a or a new game install ? Are you using any extension cables or third-party adapters ? Share public link
began the ritual of the modern technician, his fingers flying across the mechanical keyboard. He dug into the vrserver.txt Disconnect and reconnect the tether cable at the
Reviewers and community experts recommend trying these fixes in order: Toggle Display Mode
Windows automatically turning off USB ports to save power. Which are you using (e
If you are on a gaming laptop, you might also need to check the Windows Graphics settings:
If your headset isn't being recognized as a dedicated display, Error 475 may appear. In > Developer , look for Direct Mode .
If none of the steps above clear Error 475, you must completely purge SteamVR from your storage drive.
This error usually comes with a message like: