Source: Highlights The always-on display will also show a new placement of notification icons on the upper left side of the screen. Google is planning to change certain aspects of its UI like notification appearance. These developer preview hints give an interesting perspective on what other changes might be in store. American multinational company Google recently released the first Android 12 Developer Preview and one of the most anticipated changes to the next Android release is its brand new UI. According to The Verge, there is a possibility that Google might be planning to add widget stacks to the Android 12 home screen, similar to the Smart Stacks feature introduced in iOS 14, which allows you to "stack" widgets of the same size and scroll between them.