First, Open Network and Sharing Center from Control Panel. Then choose "Set up a new connection or network".
In the next window, choose "Connect to a workplace".
In the next window, choose "Use my Internet Connection (VPN)".
Type in the URL address of a server. Then enter VPNConnected PPTP as the name the connection in the destination name box (you can name it as you want). Then click Next.
In the next window, enter your VPN account username and password and click "Connect".
You're all set if you see the next window as below. You should see this screen next. Click the "Close" button to return to the "Network and Internet" screen.
In the "Connect to a network" screen, you should see the VPNConnected PPTP connection that you have just set up.
Right-click on the VPNConnected PPTP connection document, and choose Properties from the menu.
Select "Security" tab: click on the Type of VPN – "Point to Point Tunnelling Protocol (PPTP)"; click on the Data encryption – "Optional encryption (connect even if no encryption)"; select "Allow these protocols" and tick as shown in the picture
Next select tab "Networking": put the ticks as shown in the following picture and click OK to save your settings.
The connection is now ready to use. In order to connect/disconnect to VPNConnected PPTP right click on the connection icon and select connect. To disconnect from VPNConnected PPTP, right-click the icon for the connection, and then click Disconnect.