zhizhu
Home / developer-tools / How to Fix Microsoft Teams Not Loading - How to Fix Windows Defender Service Startup Errors in Windows 10-Fix Windows Defender 504 Gateway Timeout Error

How to Fix Microsoft Teams Not Loading - How to Fix Windows Defender Service Startup Errors in Windows 10-Fix Windows Defender 504 Gateway Timeout Error

2026-06-13 23:31:51developer-tools
How to Fix Microsoft Teams Not Loading - How to Fix Windows Defender Service Startup Errors in Windows 10-Fix Windows Defender 504 Gateway Timeout Error

Final checklist

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