Android Oreo was released last month. The Nova Launcher update brings support for Android Oreo. You can also expect performance improvements on Android Oreo from this update.
Check out: Best Android O features
The update also brings a new app search animation for the stable version in 5.4 update. Besides that, you also get Sesame Shortcut integration for long-press shortcuts and app search.
In addition to that, for Galaxy S8 users, the update brings the ability to hide navigation bar on Samsung S8 devices. To hide navbar, you need to go to Nova Settings – Look and Feel and change the setting as per your need.
The update also includes various other under-the-hood performance improvements as well as other bug fixes too.