After a few months in beta, Apple has today released iOS 9 to the world for everyone with an iPhone, iPad or iPod touch. Download the update from Settings on your iOS device, then tap ‘General’ and select ‘Software Update’. The required free space for installing iOS 9 is a lot lower than iOS 8, at around 1.3 GB, which should make it easier to upgrade your devices right away. Any device that runs iOS 8 can upgrade to iOS 9 and, naturally, iOS 9 will also ship preinstalled on Apple’s iPhone 6s and iPhone 6s Plus when they are released next week.

But what exactly is new in iOS 9? Read on for a walkthrough of all the new features and changes in Apple’s latest iteration of its mobile operating system …

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