can i update the iphone software then back it up from my previous phone
How to Reverse an iPhone to a Previous Update. Revert your iPhone to its old software with a few quick clicks. Jupiterimages/Creatas/Getty Images. With today's advanced smartphones, such as Apple's iPhone, small business owners and entrepreneurs are no longer tethered to their computers.tep 2. Browse to the iPhone Software Updates folder to locate your previous version of iOS. In Mac OS X, open your Library folder, then iTunes, then iPhone Software Updates.. In Windows, open the Start menu and type %appdata%\Apple Computer\iTunes\iPhone Software Updates into the Search box.