In 12L we’ve refined the UI to make Android more beautiful and easier to use on screens larger than 600sp — across notifications, quick settings, lockscreen, overview, home screen, and more. Try your app with the UI updates!
We’ve made multitasking more powerful and intuitive. 12L includes a new taskbar on large screens that lets users drag and drop an app into split-screen mode and instantly switch apps on the fly. Make sure your apps are ready for split-screen mode!
Visual and stability improvements to compatibility mode in 12L provide a better experience for users and help all apps look better by default. Test your apps to make sure they're optimized for large screens.
Start here for general resources to help you use responsive layouts that adapt your app to tablets, foldables, and ChromeOS devices, as well as phones.
What does it take to build a quality experience for large screens? These checklists help you understand how to build an app that meets user expectations on tablets, foldables, and Chrome OS devices.
Make your app's UI responsive to handle a wide range of screen sizes as well as device orientations and other device states.