To avoid data loss, we shall Constantly backup our Apple devices iPhone 5, iPhone 4S, iPhone 3GS, iPhone 3G, new iPad 4, iPad 3, iPad 2. With the help of iTunes 11, you can backup your iPhone or iPad to Mac computer or Windows computer with ease.
The following is a step-by-step Guide to backup iPhone or iPad with iTunes 11. The guide works on Windows system including Windows 8, Windows 7, Windows Vista, Wondows XP and Mac system including Mac OS X 10.4(Tiger), 10.5(Leopard), 10.6(Snow Leopard), and 10.7(OS X Lion).