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Fix Windows Update Connection Refused When Using VPN - Fix Microsoft Store Blank Screen with Error 0x80073cf0-Resolve Windows Defender Not Loading After Update

2026-06-13 18:11:35
Fix Windows Update Connection Refused When Using VPN - Fix Microsoft Store Blank Screen with Error 0x80073cf0-Resolve Windows Defender Not Loading After Update

Result check

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

Next references

PowerShell Update Configuration ChecklistHow to Fix Microsoft Store Update Stuck at 0 PercentFix Firefox Not Responding When Opening a New TabFix PowerShell Connection Refused ErrorsFix Windows Security Not Starting Due to Third-Party AntivirusFix Windows Update Invalid Configuration Error on Windows 10