Most of my readers have already upgraded from iOS 6 to iOS 7. But, you might need to write some technical documentation on how to do so for your end users. If you find yourself in such a situation, you can just cut-copy-paste this article into your own documentation. Preflight First, backup the device. When I did this upgrade I was flying without a net and didn’t bother to back the device I was upgrading up. Having said that, I also don’t keep any data on my device, so I would strongly recommend backing up before you do your upgrade if you do have content you want to make sure…