The registry changes recommended do not seem to work:
Your connection is not fully secure
This site uses an outdated security configuration, which may expose your information (for example, passwords, messages or credit cards) when it is sent to this site.
The connection used to load this site used TLS 1.0 or TLS 1.1, which are deprecated and will be disabled in the future. Once disabled, users will be prevented from loading this site. The server should enable TLS 1.2 or later.
Proceed to site.com (unsafe)
Download and run on the IIS server and choose best practice as your option.
It will keep you well.
Data Recovery Berkshire