Update profile photos for your household members

Navigate to your My Account on the home screen by either tapping on the menu icon in the top right > Account or tapping the Account icon in the lower right.
On the My Account view tap on your household name.
Tap on the name of your household member
Select the edit icon in the upper right corner of the profile view
Select Use Camera to take a picture to add to the profile or tap Select Image to use an existing photo from your device.
Click the Save button and the new photo will be displayed on all instances of the user's profile