Fix Windows Security Token Expired Error 0x80070520 - Troubleshoot BitLocker Recovery Key Failure-Windows 7 Remote Desktop Version Mismatch Troubleshooting

Updated 2026-06-19 02:10:15office-tools
Fix Windows Security Token Expired Error 0x80070520 - Troubleshoot BitLocker Recovery Key Failure-Windows 7 Remote Desktop Version Mismatch Troubleshooting
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.