Congratulations you have got your picture up so have a flower
click on my account at the top left, that will bring up your profile.
click on my profile then personal info.You can type what you like or nothing at all in the about me box but if you want your avatar to be whatever you want then click on chose file and then select the image you want to display from your computer,and click save.
I hope this helps,
Hugs,
Alice..
my account - my profil - personal information - upload pic - done. You need to know where the pic is, the folders location on your computer.