The first and most important prerequisite is initiative, the second is the will to inform oneself in order to understand and internalize the differences to raster graphics and their creation.
So you need to sit down and do two things, learn and try, to build and learn with what you have tried. Be willing to experiment, don’t try to paint a specific image with it right away, the goal to achieve is to be able to handle vector tools, to master them. Only then should you venture into something big. As almost always in life, you start small, very few are at the level of great artists from the first stroke, most acquire their skills by practicing, practicing, practicing!
Read up on it here first:
By the way, I also have a question. 
Is the number of smilies supposed to indicate the level of helplessness? Or have you still not grasped the difference between a forum and a chat platform?
In the first case you should better look for another hobby, in the second case you should urgently look around in the forum, you should familiarize yourself with the manners here and read the FAQ, write your questions in detail instead of in telegram style, here it is about conveying information in two directions, not about as few informative “shout-outs” as possible, you want proper explanations from us, and you probably also want to be taken seriously, well, and we also want to be treated that way.
Michelist