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Fix Windows Defender Error 0x80070422: Cannot Connect - How to Fix Windows Update 502 Bad Gateway Proxy Error-How to Run Command Prompt as Administrator in Windows 11

Updated 2026-06-13 19:16:27developer-tools

Fix Windows Defender Error 0x80070422: Cannot Connect - How to Fix Windows Update 502 Bad Gateway Proxy Error-How to Run Command Prompt as Administrator in Windows 11

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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