Apple today released iOS 26.5.1, a minor update to iOS 26. The software is available three weeks after iOS 26.5 came out, and appears to only be available for the iPhone Air and all models in the iPhone 17 lineup.

The release of iOS 26.2 has introduced a range of new features and system improvements, but many iPhone users have reported noticeable battery drain issues following the update. This is a common occurrence with major software updates and is often linked to ...

Apple’s new iOS update is exclusive to its latest handsets, to address “an issue for a small number of users that may prevent wired charging on iPhone Air and iPhone 17 models when the battery is nearly drained.

If you own one of Apple's latest iPhone models, an iOS update is available with an important fix. According to Apple's release notes for iOS 26.5.1, the update addresses an issue that prevents wired charging from working on some iPhone 17e,

A small iPhone update could make a big difference for some users. Apple has just released iOS 26.5.1, a targeted software update for select newer iPhone models. The update fixes a wired charging issue affecting iPhone Air and iPhone 17 models when the battery is nearly drained,

If you own an iPhone 17 Pro Max, the performance improvements in iOS 26.5 are likely noticeable. Benchmarks reveal measurable gains in both single-core and multi-core processing speeds compared to the previous iOS 26.

So while your device might experience some additional battery drain at first, it should be a temporary issue after you download iOS 26.2. If you find you're using your iPhone more

OS 27 has plenty of headline features, but smaller updates to Mail, iCloud Shared Albums, accessibility, Home, Maps, and network switching may be the ones people notice most.