IPhone 7 lock that prevents individuals from attempting to replace the home button on their own. Users are now required to go to an Apple Store to have repairs done, with "recalibration" of the button being necessary. This is a step further than Apple went with iPhone 5S, 6 and 6S, where only Touch ID functionality would get disabled but the "return-to-home" functionality still worked. Some iPhone 7 devices with the model numbers A1660, A1779 and A1780 suffer from a problem where they show a "No service" message even when cellular reception is available. Apple will repair those devices for free within
IPhone XR and orange), and Product Red. The XR is available in three storage capacities: 64GB, 128GB, and 256GB. It is the second iPhone to be released in yellow and blue, the first being the iPhone 5C in 2013. Internationally, the phone supports dual SIMs through a Nano-SIM and an eSIM. In mainland China, Hong Kong and Macau, dual Nano-SIM (in a single tray) is offered instead. Despite receiving some criticism for its display, the XR received generally positive reviews from critics after its release. The XR is Apple’s best selling 2018 iPhone model. According to Apple, the XR battery lasts one-and-a-half