Metal
I saw it in a youtube video that metal can boost performance for your mac. How do you download metal on macos? Can someone teach me how to? Thanks!
MacBook Air
You do not say what exact Mac /model /year /size /retina /TouchBar is this
or
what exact macOS you are currently running?
For example Mac Pro: Late 2013 or newer; Mid 2010 or Mid 2012 upgraded with a recommended Metal-capable GPU
Metal-capable GPU—
Apple says these Mac Pro graphics cards are Mojave ...
Apple Outlines Metal-Capable Cards Compatible With macOS ..