IPod Touch major release of iOS software, was announced at Apple's WWDC 2011, which added notification, messaging and reminder features. Apple limited some features, most notably the voice control system Siri, to the iPhone. iOS 6, which was released on September 19, 2012 to the fourth and fifth generation iPod Touch models, contains 200 new features including Passbook, Facebook integration and Apple Maps. The fifth generation iPod Touch gained the ability to take panoramic photos, a feature shared with the iPhone 4S and iPhone 5. On June 8, 2015, it was announced at the WWDC that the iPod Touch fifth generation would
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