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The update also fixes a security flaw some devices might have.
Zach is a staff writer for CNET, covering software, apps and services. Prior to joining CNET, he wrote web copy for the television station WCPO in Cincinnati, Ohio. When he’s not writing, he’s reading. When he’s not reading, he’s catching up on shows with his wife and their dog.
A new update arrived recently: iOS 15.4.1. Coming on the heels of , this update is relatively small but still important: It resolves a battery-draining bug and fixes a security flaw that Apple says “may have been actively exploited” on some devices.
Read more: iOS 16 Wish List: New iPhone Features We Hope Apple Debuts at WWDC
Some iPhone users took to Twitter to complain about battery drain after installing iOS 15.4. Apple Support responded to these customers by tweeting that it’s normal for some apps and features to adjust for “up to 48 hours after an update.”
Thanks for reaching out! We’ll be happy to help. It’s normal for your apps and features to need to adjust up to 48 hours after an update.
Let’s have you reach out to us in a DM if this is still an issue after that time so we can help you look into this further.
The update also fixes a bug that causes braille devices to become unresponsive when navigating text or showing an alert, as well as a bug that causes some iPhone hearing devices to lose connection in some third-party apps.
Apple’s iOS 15.4 was released on March 15, and the update included the ability to unlock your iPhone using Face ID while wearing a mask, , and other features.
For more Apple news, check out , and .