Things to Do Before Installing iOS 9.1
If you do decide to put iOS 9.1 on board your iPhone 4s, you'll want to take a look at our list of pre-installation tips.
These are the things that we do before we install an iOS update and they've helped us get through most iOS upgrades unscathed. These are aimed at those of you that aren't experts with Apple's iOS operating system but they might help veteran iOS users as well.
A little prep work will go a long way towards preventing iOS 9.1 problems. So dig in and take your time before your download.
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