fail sms and fail call on iPhone 6

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Kitty Gillfalk
Kitty Gillfalk Posts: 1
edited July 2017 in iPhone Forum
What to do ? I cannot make calls and no sms. My mobile network does not work. Before I upgrade I could make calls and sms if I go out from my house but not now after upgrade. Shall I downgrade and jailbreak or what ??? Please help me beforeI got nuts.
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