How to check TLS version of browser

If a tenant encounters an issue submitting a credit card payment it may be related to the TLS version being used by the browser as version 1.1 or higher must be used. 
 
To check which version your browser is running go to https://www.howsmyssl.com/ and the TLS version will be listed under Version
 
To enable TLS 1.1 and 1.2 please see this page: