Changing your profile picture is done through the Profile section. Start by clicking on the "Profile" tab at the bottom of the screen.

Proceed by clicking on the icon at the top right-hand side of the page and click "Edit Dog".

On the "Edit Dog" screen, click on the circle at the top of the page.

Once you have selected your new photo, click "Save" at the bottom of the screen, and your profile picture will update.