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Fixing WireGuard Handshake Errors on Windows - How to Fix Windows Defender Error 0x80070005-Stop PowerShell High CPU Usage: Practical Fixes

2026-06-13 20:16:08
Fixing WireGuard Handshake Errors on Windows - How to Fix Windows Defender Error 0x80070005-Stop PowerShell High CPU Usage: Practical Fixes

Result check

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

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