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How to Fix Cloudflare Origin Certificate Validation Failed - Windows Defender Real-Time Protection Disabled by Antivirus-Resolve Blue Screen Error After Windows 11 Feature Update

Updated 2026-07-28 08:20:34browser-issues

How to Fix Cloudflare Origin Certificate Validation Failed - Windows Defender Real-Time Protection Disabled by Antivirus-Resolve Blue Screen Error After Windows 11 Feature Update

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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