Clickable phone number in footer

How can i make the phone number a clickable link that opens a dial dialog on smartphones and mobile devices?in the footer

Hello,

Please check this tutorial:

Please feel free to ask any other questions that you might have.

Kind Regards, Roman.

but its not working in west contact info widget

my site is http://smtechs.in

Hello,

Can you please try this format?
+1 (111) 111-1111

Kind Regards, Roman.