Most streaming advice opens with a shopping list. That is the wrong end of the problem. What decides whether you are still live in six months is not your microphone. It is whether you picked a platform you can actually grow on, chose a lane narrow enough to be findable, and set a schedule you can keep on a bad week.
This page is the starting line for everything else on the site. Work through the four decisions below in order, then follow the guide linked from each one. Most people reading this can be live tonight on hardware they already own.