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Setup Windows Security to Fix 502 Bad Gateway Error - Fix Error 0xc004c003 via Command Prompt-Windows 10: File Locked by Windows Security Fix

Updated 2026-06-13 18:28:59security-tools
Setup Windows Security to Fix 502 Bad Gateway Error - Fix Error 0xc004c003 via Command Prompt-Windows 10: File Locked by Windows Security 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.

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