Download and run the client from here https://privatevpn.com/client/privatevpn-win-new.exe
Click on I Agree and then Install.
If you have UAC enabled, click on Yes.
During installation you may get a question about installing TAP adapter. Tick Always trust and then click on Install.
Click on Close.
Click on Search Windows.
Search for privatevpn and then click on PrivateVPN icon.
Enter your User name and Password and then click on LOG IN.
Select your favorite VPN server and then click on Connect.
Enjoy your private internet surf!