The following steps will help you setup your VPN in Windows 8.
Click the Desktop Tile
Hover over the bottom right corner and drag the mouse up until the sidebar comes up. Click on Settings
Click Control Panel
Click Network and Internet
Click Network and Sharing Center
Click Set up a new connection or network
Select Connect to a workplace then click Next
Click Use my Internet connection (VPN)
Enter your VPN address in “Internet address then click Create
Click VPN Connection on right sidebar
Click Connect
Enter username and password and click OK
Your VPN will then connect
You have successfully setup your VPN on Windows 8