The iOS 26.2.1 update that Apple released today further addresses an issue preventing some older mobile phones from being able to make emergency calls. In an updated support document, Apple says that ...

Apple has released iOS 26.2.1 and iPadOS 26.2.1 for iPhone and iPad, respectively. These are relatively small system software ...

Apple's latest software update might be frustratingly inconvenient but unfortunately, it’s also necessary.

If your iPhone is one of the ones listed, you need to make sure you’re on the latest iOS software as soon as you can.