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Windows Defender 504 Timeout: Quick Troubleshooting Checklist - Resolve Teams Authentication Loop in 5 Steps-Fix BitLocker High CPU Usage on Windows

2026-06-14 02:52:42
Windows Defender 504 Timeout: Quick Troubleshooting Checklist - Resolve Teams Authentication Loop in 5 Steps-Fix BitLocker High CPU Usage on Windows

Result check

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