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Fix Windows Activation Sync Issues Between Devices - Fix 'Windows Defender Failed to Start Due to Group Policy' Error-Fix SSL Handshake Failed After Cloudflare Full Strict

2026-06-13 23:33:38office-tools
Fix Windows Activation Sync Issues Between Devices - Fix 'Windows Defender Failed to Start Due to Group Policy' Error-Fix SSL Handshake Failed After Cloudflare Full Strict

Final checklist

  • Confirm that the same symptom is gone after a restart or refresh.
  • Keep the smallest working change and undo temporary diagnostic settings.