Disabling the UAC (User Account Control) in Windows Vista Personal VPN
Sometimes, when troubleshooting OpenVPN installation or connectivity issues, it is beneficial to disable the UAC to eliminate the factor of permissions problems being the problem. By doing this, one can determine if the issues are permissions related or not.
1 - Enter 'UAC' in the Search Box
2 - Double-click on 'Turn User Account Control on or off'
3 - Double-click on 'Click to open User Accounts'
4 - Double-click on 'Go to main User Account page'
5 - Double-click on 'Make changes to your User Account'
6 - Double-click on 'Turn User Account Control on or off'
7 - Uncheck the 'Use User Account Control box', click 'OK' and reboot