The design mimics that of the Messenger mobile app but uses a three-column layout. On the left is a list of your conversations along with a settings button and a button to compose a new message.

Facebook has changed the way we read our private messages. Again ... with complaints about the loss of the inbox layout, Facebook's head of Messenger David Marcus replied in a comment to address ...

The redesign also gives the kid-friendly app a look-and-feel that’s more like Messenger itself. The updated app does away with the larger, colorful blocks that would flash when messages arrive ...