Installing the latest software unlocks new iPhone features. Image: Apple Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy . You may unsubscribe at any time. The major refreshes that Apple gives its software each year get a lot of attention— you can read our round-up of new iOS 26 and macOS 26 features —but there are also plenty of minor updates that appear during the rest of the year as well. These minor updates don’t often include big changes that will significantly affect how you use your devices, but they regularly feature small improvements and tweaks that are well worth knowing about. Listed below you’ll find all the notable upgrades included in iOS 26.3 and iOS 26.4, the two most recent updates pushed out by Apple, besides the usual slew of tweaks and bug fixes.…