Click here to access a PDF file with a few helpful hints on upgrading to iOS 9.0. This doesn't go into any detail about the features of iOS 9, it just gives you the basic info you need to be aware of before you actually do the upgrade.
Click here to access a PDF file with a few helpful hints on upgrading to iOS 9.0. This doesn't go into any detail about the features of iOS 9, it just gives you the basic info you need to be aware of before you actually do the upgrade.