Since the iPhone has Face ID, it is no longer possible to include the battery percentage in the status bar, because now there is a notch that takes up a lot of space. Users must pull down the iPhone’s Control Center to view the remaining battery percentage.
With iOS 16 , the battery percentage was added as a feature, when enabled, it will be displayed in the status bar A percentage is displayed at the top of the battery icon. It has been added to all iPhones with Face ID excluding iPhone XR, iPhone 11, iPhone mini, and iPhone mini.
in the first beta version of iOS 16 For developers, multiple users reported in the MacRumors forum that the battery percentage feature now allows all iPhones with a FaceID notch display a number on the battery icon.
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