A "SIM Not Provisioned" error can occur due to various reasons, like new SIM activation or compatibility issues. Try simple ...

SIM cards store the required information to identify the mobile device ... SIM cards come in four standard sizes: The first to appear was the full-size or 1FF (1st Form Factor), the size of ...

If the SIM card is active, you can text or call ... Dial *282# from your registered Airtel mobile number. A message will appear on the screen with your Airtel mobile number that looks like ...