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Fix Windows Defender DNS Error 0x800704cf - How to Fix Windows Activation Port Already Allocated Error-Microsoft Store Port Already Allocated Troubleshooting

2026-06-13 14:37:58
Fix Windows Defender DNS Error 0x800704cf - How to Fix Windows Activation Port Already Allocated Error-Microsoft Store Port Already Allocated Troubleshooting

Result check

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

Next references

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