Step 1
Install OpenConnect Network Manager plugin by typing this code at the terminal: sudo apt-get install openconnect network-manager-openconnect network-manager-openconnect-gnome
Enter Y to continue.
Step 2
Open System Settings > Network then click on the + button to add a new connection.
Step 3
Choose Multi-protocol VPN client (openconnect).
Step 4
Enter any Name at the top (ex. PrivateVPN) then enter your preferred server address on the Gateway (see list of server here).
Click on Add.
Step 5
Toggle the VPN profile.
Step 6
Enter your PrivateVPN registered email address for Username. Click Login.
Step 7
Enter your Password. Click Login.
Connected!