당신 mean your user icon? That's very easy. Just go in Profile>Photos. There is a button with a plus sign in the 상단, 맨 위로 right saying "upload new photo". Click in it. 업로드 an image from your computer and then check mark "Make this image my user icon". Then it'll be your new user icon.
Profile, then to the right of where your name and stuff 당신 like is, click on View 더 많이 Photos, then click 업로드 New Photo. 당신 then choose a 사진 from your computer and remember to check the box that says Make This My User Icon. Then click Upload.
Okay here are the steps: 1. Pick an Elsa picture. 2. Once you've chosen one go to profile. 3. Go to 사진 and click 업로드 사진 and 업로드 it from downloads. 4. A button says make this my 프로필 picture. 5. Click 업로드 then there ya go finished.