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Microsoft Store Authentication Failed After Update: Fixes - Resolve Cloudflare SSL Handshake Failure 525-Using SFC and DISM to Repair Windows System Files

2026-06-17 15:17:28browser-issues
Microsoft Store Authentication Failed After Update: Fixes - Resolve Cloudflare SSL Handshake Failure 525-Using SFC and DISM to Repair Windows System Files

Final checklist

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