There are improvements and design changes made to the notification UI, stretch overscroll, the app launched splash screens that have more customizations to attract users and improve the UX.
Don’t forget that privacy is one of the major concerns of app users. Therefore, Android 12 has a few sets of improvements in this section as well. A new privacy dashboard has been added in the Settings menu to provide users better visibility over when your app access any of the phone’s crucial services such as camera, location, and microphone.
Some of the other increments in privacy features include a new approximate location feature that can be used if an app requests you to permit a precise location.
New quick settings toggle added for Microphone and camera to instantly terminate their access. Now you can also access nearby device search features without requiring to enable location permission.