If you want to disconnect the Vilfo VPN server, follow these simple steps:
Stop the Vilfo VPN Server
Navigate to Menu -> VPN Server
Click the Stop server button
The Vilfo VPN server will now disconnect.
Note! Any devices connected remotely to the Vilfo VPN server will be disconnected when you stop the VPN server. You will need to start the Vilfo VPN server again in order to connect any remote devices.