What is the star on my profile and why is it there?

Question

When I look at my profile I see a star. I did not put it there.

Answer 1

That is your medal brother
if you earn more xp more medal you get . First bronze and then silver and then gold and lastly platinum

Answer 2

Star tells your level or xp(experience points gain) in sololearn.
https://www.sololearn.com/Discuss/2596909/?ref=app

Answer 3

Thanks