How to add favicon

1 - Open the directory Flarum

2 - Go Up

/vendor/flarum/core/views/app.blade.php

and add the line

<link rel="shortcut icon" href="Directory of your favicon" type="image/x-icon"/>

Result :

Will this soon be enabled for websites hosted by Flarum's service?

User39 Yes. Toby posted a WIP screenshot on Gitter the other day showing options like these in core.

User39 @jordanjay29 is referring to this screenshot:

BETA.6 New Admin Appearance Page View