i am sachin from india using r-sim and i had iphone 5 us at&t mobile i had editing my ifile for ussd and had done wrong and my iphone does not show signals and also selection of carrier ie automatic and manual🙁 and lte toggle swith also has been gone from my phone but my iphone shows only 1 point signal and does not connect to call or anything else plzz help to slove problem i am a newbie
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