To change the settings in your Profile, tap the bars in the upper left corner of the Message List screen to open menu, then tap Profile & Settings.
From here, you can update your contact information, change the size of the text in MD Message, delete or archive ALL messages, or reset your profile image.
To change the color of the circle with your initials, tap Reset Portrait Image until you see a color you like.
To change the circle to an image, tap the circle in the upper left corner of the My Profile screen and select a source for the picture.
Please Note: the default setting for "Subscribe to user directory" is No. If you would like your name to be listed in the User Directory, change this to Yes.
You can also select a sound to be played for message notifications; and choose a different sound for messages marked as Urgent.
Tap Save in the upper right corner to save your changes.