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Fix Microsoft Store Gateway Timeout Error on Windows 11 - Troubleshoot Windows Defender Service Startup Issue-Chrome Sync Authentication Failed: Step-by-Step Fix

Updated 2026-06-14 08:16:47developer-tools
Fix Microsoft Store Gateway Timeout Error on Windows 11 - Troubleshoot Windows Defender Service Startup Issue-Chrome Sync Authentication Failed: Step-by-Step 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.