What to do when PC shows "AccelerometerSt.exe - System Error" message? Update the HP 3D DriveGuard driver by installing Microsoft Critical updatesORUninstall and Reinstall the HP 3D Driveguard from the manufacturer's website. Go to Control Panel > Programs and Features > Select HP 3D Driveguard > Uninstall Go to HP website, look for your PC model's download page Download and install HP 3D Driveguard If you encounter some difficulties following the steps above, considering you have already purchased Restoro or you are someone who is in need of assistance on your computer, please contact our support and they will be more than happy to assist you. Email: support@restoro.com