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Fix Microsoft Teams Error Code cxa20002 - Resolve 0x80244022 Proxy Authentication Error-File Locked by Windows Defender: Troubleshooting Guide

Updated 2026-06-15 22:28:50browser-issues
Fix Microsoft Teams Error Code cxa20002 - Resolve 0x80244022 Proxy Authentication Error-File Locked by Windows Defender: Troubleshooting Guide
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Operational follow-up

  • Record the exact option, command, or setting that changed the result.
  • Keep a rollback note if the workflow affects shared files or team settings.

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