iPad 4 hidden Wifi error is different from weak wifi error that can only be caused by a broken or loose antenna. iPad 4 error can not turn on wifi means wifi is hidden. Can't get into settings.
How to identify iPad 4 error Wifi error due to Main :
- Go to settings - Wifi see the bar to turn on Wifi is dimmed and can't be turned on. There is a case that going to the settings of the machine hangs for a long time, it is also a wifi error.
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iPhone
