How to Access a BitLocker-Locked External Drive That Won't Open - Stop 'File in Use by Another Program' in Windows Terminal-Remote Desktop Invalid Configuration Error – Group Policy Fix

Updated 2026-06-19 10:21:14office-tools
How to Access a BitLocker-Locked External Drive That Won't Open - Stop 'File in Use by Another Program' in Windows Terminal-Remote Desktop Invalid Configuration Error – Group Policy Fix
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.