How to update Font Awesome
Kindly, Follow the steps listed below.,
Step 1 – Download the latest font awesome files from internet.
Step 2 – Go to Theme-directory > css and replace following file – font-awesome.min.css
Step 3 – Go to Theme-directory > fonts replace following files – FontAwesome.otf, fontawesome-webfont.eot, fontawesome-webfont.svg, fontawesome-webfont.ttf and fontawesome-webfont.woff