Luka Petrovic

Adds Favicon to every external link inside posts. It uses external favicon service that you can alter. You can alse choose position of icon and limit change with css selector.

Favicon on external URLs

Adds Favicon to every external link inside posts. It uses external favicon service that you can alter. You can alse choose position of icon and limit  …

Web Guy

Add a favicon.
Set the favicon URL under Appearance > Customize > Site Identity > Site Favicon.
This plugin is especially useful if you’d like to set a Site Icon, but also need to set a unique favicon separate from it.

Favicon on external URLs vs Site Favicon