How to Change Contact Pictures in Android
 

You know what’s not cool? Having that default block letter as a contact picture for your favorite contacts in your phone. They’re your favorites! Your besties, your husband or wife, even your kids. C’mon guys, they deserve better than the first letter of their first name. It’s up to you to make this right. But don’t fret—we’re here to help. It’s kinda what we do.

http://www.howtogeek.com/259513/how-...es-in-android/