>We use few web services that will in just couple of weeks only allow calls from TLS 1.2 systems, thus making TLS 1.0 and TLS 1.1 systems not work anymore.
>
>I understand windows 10 is already compliant. But windows 7 and servers 2008 and 2012 are not 1.2 compliant by default.
>
>Is there a VFP routine that will first test for TLS 1.2 ?
>
>Is there a routine that will change Registry to make the system become 1.2 compliant?

You could check for the presence of registry values: https://stackoverflow.com/questions/51405489/what-is-the-difference-between-the-disabledbydefault-and-enabled-ssl-tls-registr/51962330

If those aren't present or set as needed I believe there are various registry-manipulation classes available.