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sim card

  1. nikhilk21

    Airtel SIM stopped working with notification 'SIM not allowed'

    I have an Airtel SIM and all of a sudden today it stopped working and the notification I get is "SIM 1 not allowed". I tried everything - Switch off, restart, airplane mode, removing sim and reinserting, changing sim slot. Nothing has worked so far. My bank OTPs are linked to this SIM and I...
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