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Check Which Application Is Using Remote Desktop Port (3389) - Fix Windows Search Not Working in File Explorer-Troubleshoot Locked BitLocker External Drive

Updated 2026-06-19 05:14:30macos-help
Check Which Application Is Using Remote Desktop Port (3389) - Fix Windows Search Not Working in File Explorer-Troubleshoot Locked BitLocker External Drive
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.

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