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Fix PowerShell Ubuntu Package Repository Errors - Fix Windows Defender Authentication Error in Windows 10/11-Stop cmd.exe from Eating CPU During Windows Update

Updated 2026-06-14 08:19:36developer-tools
Fix PowerShell Ubuntu Package Repository Errors - Fix Windows Defender Authentication Error in Windows 10/11-Stop cmd.exe from Eating CPU During Windows Update
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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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