OH I AM SUCH A NEWB, I DONT KNOW HOW TO SET THIS PHOTO AS MY PROFILE PHOTO GOH!

I have tried to set this photo as my profile photo and for the lyfe of Gineen not Riley,

I really dont know how to go about
doing it ...?

If you know how to please assist me,

Thanks in advance.

Gineen aka Goodnagirl

Oh and please do the following and I will reciprocate😉 ;)