10 Things to Know About the iPhone 4s iOS 9.0.2 Update

Prepare Your iPhone 4s for iOS 9.0.2

If you decide that you want to install iOS 9.0.2 on your iPhone 4s, you're going to want to do some prep work. A little preperation will go a long way towards preventing major problems with your device and the files you have stored on it. 

We've put together a list of things to do before installing the iOS 9.0.2 update. These tips will help guide you ahead of the installation process. If you're new to iOS or you're nervous about the impact iOS 9.0.2 could have on performance, take a look at those.