Guest user profile pictures aren't synced to SharePoint Online. Each profile has a property that is named Picture (PictureUrl) and that points to the medium file (MThumb.jpg) that's located in the My Site Host site collection. By default, the Picture property in your profile application is editable.

Create an avatar in the Xbox Original Avatar app using free or avatar items earned in select Xbox 360 games. Then take a custom snapshot and make it your gamerpic. Did this resolve the issue? Use the Xbox Avatar Editor app to create or edit your avatar.

Create an avatar in the Xbox Original Avatar app using free or avatar items earned in select Xbox 360 games. Then take a customised snapshot and make it your gamerpic. Did this resolve the issue? Use the Xbox Avatar Editor app to create or edit your avatar.

Erstellen Sie einen Avatar in der Xbox Original Avatar App mit kostenlosen oder in ausgewählten Xbox 360-Spielen verdienten Avatar-Gegenständen. Nehmen Sie dann eine benutzerdefinierte Momentaufnahme auf, und machen Sie sie zu Ihrem Spielerbild. Wurde das Problem behoben?