&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Currently, hundreds of IPhone 4S users are reflected in Apple's support forum, and IOS 7 brings a new round of problems for their devices ' Broadcom Wi-Fi and Bluetooth controllers. These problems are in the IPhone 4S settings application, Bluetooth will not use or "invalid". Other devices, including the IPhone 5, ipad 2/3, and ipad Mini, also have a small number of users reflecting similar problems.
Many users say that putting their devices in places like refrigerators for a few minutes and cooling can solve the problem temporarily, which means that fever may be the root of the problem. The user believes the problem may be due to a persistent Wi-Fi connection or a firmware update for the Wi-Fi controller.
Apple, it seems, is having problems with the communication between Apple's headquarters and their customer service staff and carrier partners in various countries. Some users said they contacted the Apple and said they would replace the new device with the customer regardless of the warranty status, while some users said they needed to pay 199 dollars. The answer from Apple's partners is that they are aware of the problem, though they don't know when to fix it, but Apple is already developing a solution.
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