WhatsApp is working on a major update that will give Android users more ways to personalize their chats. WhatsApp is testing a new collection of chat themes that includes animated wallpapers, classic doodle backgrounds, and simple minimal designs. WhatsApp is Testing New Animated Chat Themes for Android UsersThe most notable addition is the Featured category, which introduces animated wallpapers. The company has previously worked on chat themes for its web version, allowing users to apply different themes across all conversations or only to selected chats. Although the new chat themes have been discovered in the latest Android beta version, they have not yet been enabled for testing.