Well as a newbie, its hard for you to make a new coin especially your just new in the cryptoworld. Advice for you is that learn how cryptocurrency works and search the things that you need to learn. It is not easy to make a new cryptucrrency, you can fail without a doubt if you have no knowledge. It would take months/years until you actually know what and how to make a cryptocurrency, so if I were you for just start earning and saving while you are learning everything and how it works, share your ideas of what crpyto you, many brains is better than 1 brain. So that when the time comes and you want to make your own cryptocurrency you have the knowledge and the funds to make one. I hope it helps