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Fix Windows Security Version Mismatch on Windows 10 - Troubleshoot PowerShell Dependency Errors-Troubleshoot 504 Gateway Timeout in PowerShell on Server

Updated 2026-06-13 17:55:55office-tools
Fix Windows Security Version Mismatch on Windows 10 - Troubleshoot PowerShell Dependency Errors-Troubleshoot 504 Gateway Timeout in PowerShell on Server
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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