Fix 'File Locked by System Process' in Windows 10 Search - Fix Microsoft Store Network Error on Windows 11-Fix Firefox Not Responding When Opening a New Tab

Updated 2026-06-13 18:03:12backup-recovery
Fix 'File Locked by System Process' in Windows 10 Search - Fix Microsoft Store Network Error on Windows 11-Fix Firefox Not Responding When Opening a New Tab
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.