WHAT HAPPEN WITH MUDFISH SERVER / NODES ???
- Please try to turn FastConnect mode off or change your Connection Protocol
- Run as administrator
- enable Full VPN mode
- change your node
- Advanced mode
- use capital `-O` option to change the Mudfish's working method as refer Firewall - Mudfish Master Server
- run `netsh winsock reset` https://support.microsoft.com/en-us/help/299357/how-to-reset-tcp-ip-by-using-the-netshell-utility
- consider reducing MTU from 1450
- consider to change MAC Address