Apple is delivering a split screen heating device for the iPhone 12 and iPhone 12 Pro for genius bars and authorized service providers. Before opening the iPhone 12 for repair, technicians need to put the device into a dedicated tray and then use a high-temperature fixture to process it for two minutes. When the adhesive under the screen is loose, the maintenance personnel can remove the screen by rotating the arm suction cup. < / P > < p > it is reported that the previous generation of iPhones did not need special heating to remove the screen through a special suction cup tool. As for the reason Apple needs to heat up to remove the iPhone 12 screen, speculation is that the new machine uses a flat middle frame. < / P > < p > so during the production process, the iPhone 12 must use adhesive to ensure that the screen edge is flush with the metal middle frame. In addition, the new machine has IP68 protection grade, so it needs to use a stronger adhesive. < / P > < p > interestingly, earlier disassembly reports indicate that the new machine can still be turned on without using the new heating device, but Apple still requires the official talent bar and authorized service providers to do so. < / P > < p > finally, apple recently disclosed the warranty maintenance prices of iPhone 12 series smart phones, among which the prices for battery replacement and screen maintenance are 69 / 279 US dollars (about 460 / 1865 RMB) respectively. Didi Qingju bicycle has entered 150 cities