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Fix Microsoft Teams Stuck on 'Loading' or Not Responding - How to Configure Proxy in PowerShell to Avoid 504 Timeout-Windows Defender Conflict with Third-Party Antivirus: Solutions

2026-06-14 05:52:00
Fix Microsoft Teams Stuck on 'Loading' or Not Responding - How to Configure Proxy in PowerShell to Avoid 504 Timeout-Windows Defender Conflict with Third-Party Antivirus: Solutions

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.