Was testing the Top Nav Bar custom link option, and noticed the mention of Free Font Awesome in another thread, but did not find anything in the documentation regarding the use of Font Awesome.
What is the proper format for entering the icon name?
Tried the following example, but no visible icon appeared - just the link:
(Also tried fas fa-band-aid but space is not accepted)

Can I assume free icons listed in Font Awesomes v5 library are supported?
Thx :-)