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Fix Windows Defender Connection Timeout Error 0x80070422 - UFW Port Closed Despite Allow Rule: Fixes-How to Run PowerShell Script on Boot Windows 11

2026-06-14 05:42:17
Fix Windows Defender Connection Timeout Error 0x80070422 - UFW Port Closed Despite Allow Rule: Fixes-How to Run PowerShell Script on Boot Windows 11

Result check

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