Not long ago, the domestic Taiji team just released the iOS8.1 version of the jailbreak tool. As a result, Apple suddenly fixed this vulnerability in iOS 8.1.1. Who knows that in a few days, iOS 8.1.1 was the jailbreak team. Cracked. In this regard, Apple is really unable to continue to tolerate, recently they have added a regulation on the purchase policy, all iOS devices, including iPad and iPhone products will not be guaranteed after jailbreak. Apple’s new regulations state that “unauthorized modifications to the iPhone software violate the iPhone software license agreement. The most common way to modify iPhone software is to jailbreak, which is why we emphasize it and strongly recommend that users do not jailbreak because jailbroken devices will not Enjoy warranty service due to software malfunction." At the same time, Apple also stressed that the jailbreak will bring harm to the device, such as: stability, the device will often encounter crashes; security vulnerabilities, the device after jailbreak is exposed to virus and privacy risks; battery life is shortened Audio/data loss; service interruption: voicemail, weather, stock and other applications will be interrupted as the device is jailbroken; and affect software upgrades. Interactive Smart Board,Smart Boards,Smart Board Projector,Smart Electric Board ALLIN , https://www.nbdisplayapio.com