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How to Fix Cloudflare Origin Certificate Validation Failed - Troubleshoot 0x80070002 Windows Update-Chrome Black Screen Hardware Acceleration Off: How to Fix

Updated 2026-07-28 06:15:59office-tools
How to Fix Cloudflare Origin Certificate Validation Failed - Troubleshoot 0x80070002 Windows Update-Chrome Black Screen Hardware Acceleration Off: How to Fix
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.

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