Does anyone know if there any way to feature new sites on my profile?

I recently finished a client project and want to show it on my profile, but I can't find any option to add new sites anywhere. I can only edit or delete the ones that I currently have.

Does anyone know if there any way to feature new sites on my profile?

I recently finished a client project and want to show it on my profile, but I can't find any option to add new sites anywhere. I can only edit or delete the ones that I currently have.