Why you should update your iPhone right now

It's the feature-rich iOS updates that usually grab the headlines, like the arrival of iOS 15 with its redesigned Notification Centre. More incremental refreshes tend to slip under the radar – but here's one you should pay attention to.

iOS 15.4.1 was just pushed out by Apple, and it features two major – and timely – fixes. The first deals with the terrible battery drain that users reported after iOS 15.4 dropped. The second, more pressingly, is security-focussed. (In the market for a new iPhone? Check out the best iPhone 13 deals available now.)

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