Windows Defender or third-party antivirus software is stopping the connection.
Users who experience the 6023 Parsec error exclusive typically report the following symptoms:
Log into your router's administration page (usually 192.168.1.1 or 192.168.0.1 in a browser). Locate the or WAN settings. Ensure UPnP is enabled. 5. Port Forwarding (If UPnP Fails)
Operating systems frequently shift network profiles to "Public" after updates, causing local firewalls to drop unexpected UDP handshakes.