Earlier this week, Apple started rolling out iOS 15.4, alongside iPadOS 15.4, watchOS 8.5, macOS Monterey 12.3, tvOS 15.4, and HomePod Software 15.4. You can read more about the update here, but its biggest spotlight feature is the ability to unlock your phone using Face ID with a mask on. A nice gesture for users who don't own an Apple Watch - iOS 14.5 from last year originally introduced Face ID with a mask for iPhone users with an Apple Watch. The new Face ID only works on the iPhone 13 and iPhone 12 generation, though and is slower and less secure. So, let's call it a partial...
Source: https://www.gsmarena.com/ios_154_update_reportedly_causing_battery_drain_for_some_users-news-53634.php
