Customer to send a the air2 commonly known as IPAD6, claims to upgrade to download things, because do not understand the apple ID lock this concept, so let the store sister login ID and want to download something now do not know the password again,

This right ah, ask the customer first have 4 g in use, finally learned that only use WiFi, 4 g can't use at all, in this case it would be nice to did, careful operation, first check the customers upgrade invoice as well as the identity information accurately, to decrypt this ID lock, is simply a 4 g version change WiFi version,

Teardown removed the mainboard, disconnect part 4 g, then the machine into a WiFi version, but the machine is not switched on, have to flash the new system, can be used.

Brush after good system, WiFi anyway can't open, the study of, WiFi is serial number binding, the following two methods, open disk unbundling WiFi, or change the WiFi chip.

Think about or the WiFi chip is simple, and direct change the WiFi chip, machine perfect unlock success