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Fix Microsoft Store Proxy Error: Cannot Connect - Outlook 504 Gateway Timeout Error Fix-How to Resolve OneDrive Sync Pending Due to Path Length

Updated 2026-06-14 06:06:31browser-issues
Fix Microsoft Store Proxy Error: Cannot Connect - Outlook 504 Gateway Timeout Error Fix-How to Resolve OneDrive Sync Pending Due to Path Length
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.