Hello and welcome to the community @Pixie06.
You will need to reach Level 5 (500 posts, 1000 points) in the community to change your avatar. Once you reach Level 5, you can message a community manager (to send a message you need to reach Level 2, 5 posts and 0 points) to change your avatar.
You can collect your wallpaper at any rank by simply downloading the images to your computer or phone. Hope this helps.
For more information regarding ranks, points, and other related information, click "View Post" below:
spectacular designs 🙌😍 @FlaringCrystal120
Thanks for tagging me @Diamond Lim
Hey! Would you like to give us your opinion?