While trying to sign up as a seller I tried to enter a photograph of my self. This was a .bmp and I tried copy paste as this seemed the only clear option. BUT it did not work. How to proceed ?
This may be helpful to you: https://sellers.fiverr.com/en/article/creating-a-gig
Also, if you type “upload profile photo” in the search bar above there are several posts on the subject.