I would be happy to help you. :)
https://splinterlands.com?ref=untilwelearn this is my referral link which will take you to the official site of this game. There you have to follow the signup procedure by clicking on the LOGIN button in the top right corner. If you still face any problems, go through this @untilwelearn/splinterlands-community-engagement-challenge-free post. There I have discussed this topic in detail for new users.