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Fix Windows Activation Error 0xc004c003 After Hardware Change - Troubleshooting Windows Defender Module Error-How to Fix WireGuard Handshake Errors on Windows

2026-06-13 18:35:34
Fix Windows Activation Error 0xc004c003 After Hardware Change - Troubleshooting Windows Defender Module Error-How to Fix WireGuard Handshake Errors on Windows

Result check

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