IPod Touch (5th generation) iOS being iOS 6, iOS 7, iOS 8 and iOS 9. iOS 9 is said by Apple to feature performance improvements that may help the aging device function more smoothly. Other A5-based devices will also support iOS 9 including the iPad 2 (6 major iOS versions), the iPhone 4S (5 major iOS versions) and the iPad Mini (4 major iOS versions). iOS 9.3.5 is the last update that supports the iPod Touch 5th generation as it did not receive iOS 10 along with the iPhone 4S, iPad 2 and 3, and iPad Mini 1st generation due to hardware limitations. The
IPhone instruction leaflet, but as with many newer iPod models the battery in the first generation iPhone has been soldered in. Therefore, a soldering iron is required to install the new battery. The iPhone 3G uses a different battery fitted with a connector that is easier to replace. The iPhone X features a different battery, with two battery cells, and the adhesive pull tabs are adhered to the sides instead of folded over the top, therefore making repairs a little more difficult than before. A patent filed by the corporation, published in late July 2013, revealed the development of a new