There are two filter options available in the Message interface. The first filter option filters all your conversations to show @mentions, messages you’ve bookmarked, and your ‘Me’ conversation.
The second filter option allows you to filter your direct conversations, team conversations, and favorites.
You can access the first filter option by tapping the three-dot icon in the top right-hand corner of the app. Here, you have the option to filter all your messages to show the following: