How to Prepare for iOS 9.2.1
If you decide that you want to test the waters, make sure you do a little prep work before you install iOS 9.2.1 on your iPhone 6s.
iOS 9.2.1 is small but has the potential to cause problems and there's no way to predict what you might encounter once the installation process begins. So, you'll want to be cautious.
Lucky for you, we've put together a guide that will take you through the pre-installation process we used prior to installing iOS 9.2.1 on our iPhone 6s.
Some of the steps will take you a few minutes. Others, like making a backup, will take more time. You don't need to follow every step but the more prepared you are the better.
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