Profile pictures are public and automatically approved when users upload an image in their settings. If a user has a Gravatar, and chooses not to upload a profile picture, the Gravatar will show up. If a users reports an inappropriate profile picture to the administrator, they can choose to approve, lock, or delete the picture.
In Global Navigation, click the Admin menu [1], then click the name of the account [2].
In Account Settings, click the People link.
Click the Manage Profile Pictures button. Using profile pictures can make it easier to see the users in your account and managing them gives you the ability to keep the pictures appropriate.
You can view the following categories:
On individual profile pictures, you can either approve, lock, or delete the picture. Once the picture is approved, a green checkmark will appear next to the picture.