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Fix PowerShell 504 Gateway Timeout When Calling REST API - Troubleshooting 504 Gateway Timeout with Proxy in CMD-How to Fix DNS Name Does Not Exist Windows Activation Error

Updated 2026-06-13 19:20:00office-tools

Fix PowerShell 504 Gateway Timeout When Calling REST API - Troubleshooting 504 Gateway Timeout with Proxy in CMD-How to Fix DNS Name Does Not Exist Windows Activation Error

Prepare

Execute

Validate

Document

Operational follow-up

Record the exact option, command, or setting that changed the result.
Keep a rollback note if the workflow affects shared files or team settings.

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