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Fix Microsoft Store 404 Error by Clearing Cache - Fix High CPU Usage from Windows Activation Failure-Outlook Port Already Allocated Error Fix

Updated 2026-06-15 10:34:46developer-tools
Fix Microsoft Store 404 Error by Clearing Cache - Fix High CPU Usage from Windows Activation Failure-Outlook Port Already Allocated Error 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.