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Fix Windows Defender Error 0x80070422: Won't Turn On - Windows Defender Token Expired in Safe Mode – Fix-Windows Defender 504 Error Fix Guide

Updated 2026-06-13 14:09:41office-tools
Fix Windows Defender Error 0x80070422: Won't Turn On - Windows Defender Token Expired in Safe Mode – Fix-Windows Defender 504 Error Fix Guide
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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