Do non white people tan their skin. Cause I never heard of it.

Some do.
I've seen people of all races sunbaking on the beaches.

yes they do

If conversations with a few black women I've known are any indication, the answer is very much YES. They discussed going tanning, having been tanning, best clothes to wear while tanning, etc on a surprisingly regular basis.

we are born tan so we don't have to

🤔

Yes, boo, 'cos people of any colour can still burn!

Yes.