I have an iPhone 4S and it will not let me slide the wifi to on and it is just greyed out, it won't even let me slide it. I have looked on other websites about this problem it says you need to get the latest update and then clear it completely and then it will let you slide it but my phone won't let me get the update without wifi being turned on! I really don't know what to do and I have tried everything from blow drying my phone to putting it in the freezer, does anyone know how to fix this?
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My iPhone 4S will not let me turn on the wifi?