Click on network and select Open network settings.
Click on (“+”).
Select VPN.
On VPN type, select PPTP.
On service name, type PrivateVPN.
Server Address: See server list below -> Account Name: Your user name for PrivateVPN
You'll find the server list here: Server list
Click on Authentication Settings... and enter your password for PrivateVPN
Click on advanced and select “Send all traffic over VPN connection” and click ok.
Save the changes and connect!