You can connect to SupremeVPN via Network Manager.
1. Download the configuration files here
2.Select one of the downloaded config files and click VPN Settings from the drop-down of a network selection at the menu bar top right of the screen.
3. In the configuration window pressplus button near VPN.
4. Next you must select a connection type: Import from file…
5. Select one of the downloaded config files and click Open.
6. Enter your SupremeVPN Username and Password in the opened window and click Enter
Turn on the slider. SupremeVPN is ready to work.