Fix Windows Defender Port Already Allocated Antivirus Conflict - Resolve Error 0x8024402c in Windows Update-Outlook Data File Access Error Troubleshooting

Updated 2026-06-19 03:50:48windows-fixes
Fix Windows Defender Port Already Allocated Antivirus Conflict - Resolve Error 0x8024402c in Windows Update-Outlook Data File Access Error Troubleshooting
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.