You are not allowed to re-use photos from Yelp unless the photographer agrees. If you take a photo on your phone, you need to grant permission before publishing it or else they will delete it for copyright infringement.
How to upload a photo.Under Account Settings, click Add or Edit PhotosClick Choose File and choose your desired file from your computerClick Open then Add Photo or Change Photo
Your first stop in changing your main account settings is clicking on the profile icon in the right-hand corner of the screen. Once you are there, head down to “Account Settings” and click on it. From there check out “Profile” where you can change a bunch of stuff (e.g., profile photo, first name, last name).