Add-ons Node Icon 2.2 Beta 3

[komariah]

My boss, why in xenforo said,

Unmaintained Node Icon 2.2 Beta 3​

I am failed, boss. Please, how to add brands FA
i tried also to upload SVG to styles/xf/windows.svg
i have FA brands woff2 styles/fonts/fa/fa-brands-400.woff2

from inspect code, i dont see brand FA loaded

    <link rel="preload" href="/styles/fonts/fa/fa-regular-400.woff2?_v=5.15.3" as="font" type="font/woff2" crossorigin="anonymous" />
    <link rel="preload" href="/styles/fonts/fa/fa-solid-900.woff2?_v=5.15.3" as="font" type="font/woff2" crossorigin="anonymous" />

where should i call the brands FA?

    <link rel="preload" href="/styles/fonts/fa/fa-brands-400.woff2?_v=5.15.3" as="font" type="font/woff2" crossorigin="anonymous" />

ACTUALLY, I USE FA 6.1 BETA1
This CSS override my setting?

<link rel="stylesheet" href="/css.php

Thanks