iOS 7 is out in full force, but you might be wondering how it performs on older devices. We've given it a spin on the iPhone 4s, and here's what. So should you install iOS 9 if you're on a 4s? Well, it depends. iOS 7 works really well for the 4s, but Apple and third-party app developers will. Apple is still supporting the iPhone 4s when it comes to new software, despite the fact that it is now outdated by several generations. But while iOS 8 is. Update: This post has been updated with latest version of iOS 7 download links, as well as a video tutorial on how to download and install iOS 7 on iPhone, iPad and iPod touch. Apple has finally flipped the switch and final iOS 7 download links are now live for everyone. Updated: Apple has just officially released iOS 7. If you have a compatible device (listed below), simply visit your device's Settings menu, click. Which iPhone, iPod touch and iPad models are completely iOS 7 supported devices, which partially support the operating system and which. The stable version of Apple's latest iOS revision, iOS 7 is (finally) available for download, and there are a few things that you should know if you. If you're still using an iPhone 4, explore the pros and cons of updating your aging iPhone 4 to iOS 7 before you make your decision. I have an iphone 4s and wonder if it will upgrade to iOS 7 and what significant benefits will it provide?.