Using tutorial of RS3



How to use TMSI mode in iPhone 12?

The introduction of RS3:

    Mode: Iccid mode(Default), TMSI mode

    Method of using: dial "*" in emergency call to open setting popup window

    1. ICCID mode: Input 20 digits iccid code and send 

    2. TMSI mode: input 7 digits IMSI code and send, after sent it will popup GID code window, the GID code is not required, it can be blank

    Get IMSI code: https://www.heicard.com/en/operator.html

    Firmware: RS3_ICCID_IMSI_GID.zip

  • Software
  • Firmware
  • Other