Steamvr Error 475 [upd] -

Corrupted USB drivers often block the handshake between the PC and the HMD. (or Advanced Settings). Scroll down and click "Remove all SteamVR USB Devices." Unplug the HMD USB from your PC. Restart your computer. Plug the USB back in (try a USB 3.0/3.1 port specifically) and wait for drivers to reinstall. 2. Disable Power Management Windows may be "sleeping" the USB port to save power. Right-click the Start button Device Manager Universal Serial Bus controllers Right-click each Generic USB Hub USB Root Hub Properties Power Management "Allow the computer to turn off this device to save power." 3. Check for "Ghost" Displays

: Unplug the headset’s USB and power cables from the PC side (not the headset side). Wait a few seconds, then plug them into a different USB port—switch from USB 3.0 to 2.0 or vice versa to trigger a new driver installation. Steamvr Error 475

: Completely exit Steam (ensure it is not in the system tray), then right-click the Steam shortcut and select Run as Administrator . Corrupted USB drivers often block the handshake between