How to use Voice Control in macOS Catalina

INSUBCONTINENT EXCLUSIVE:
Apple introduction of Voice Control in macOS Catalina is life-transforming for many users, a convenience for some, and a little fun for
others
Here is an introduction to using Voice Control on a Mac running macOS Catalina when it's released.How to enable Voice Control on your
Mac Apple says Voice Control is more capable of understanding the context of what it is asked
Built on Siri accurate voice recognition engine, it's been tweaked for use in dictation and can be used with all your applications.One
example highlighted by Apple is when a person using Messages on their Mac dictates, &Happy Birthday tap send."Voice Control should be able
to tell where the message ends and the send instruction begins & and then send the message &Happy Birthday."