Rather than crudely blocking out hours like 'sleep time', Focus lets users redefine non-distraction periods based on actions like work, sleep, or home, so they can select which contacts or apps can bypass the wall. SEE: The 6 best hidden features in iOS 15 and iPadOS 15 5G support is one reason to buy a phone and be confident keeping it for two or three years.įocus replaces Do Not Disturb, a mode on iOS that prevents notifications during meetings or during user-defined scheduled sleep hours.