Apple releases iOS 15.4.1 and fixes battery drain issue

Apple today released iOS 15.4.1 and iPadOS 15.4.1, which are minor updates to the iOS and iPadOS 15 operating systems released in September. iOS 15.4.1 and iPadOS 15.4.1 are released two weeks after iOS 15.4.

The iOS 15.4.1 and iPadOS 15.4.1 updates are free to download, and the software is available wirelessly through the Settings app on all eligible devices. To access the new software, go to Settings > General > Software Updates.

According to Apple's release notes, the update fixes an issue that could cause the battery to drain faster than expected after updating to iOS 15.4. It also includes fixes for iPhone hearing devices and braille devices.

This update includes the following bug fixes for your iPhone: After updating to iOS 15.4
, the battery may drain faster than expected

iOS and iPadOS 15.4.1 fixes an AppleAVD issue that could allow an app to execute arbitrary code with kernel privileges. Apple says this vulnerability may have been actively exploited, so it's a good idea for all users to update as soon as possible.

Apple has also released new tvOS 15.4.1, HomePod 15.4.1 and watchOS 8.5.1 updates to coincide with the iOS 15.4.1 update.

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