The ICCID (Built-in Circuit Card ID) is a novel identifier for a SIM card. It’s used to determine the SIM card to the community operator and is required for activation. On an iPhone, the ICCID will be discovered within the Settings app.
The ICCID is necessary as a result of it’s used to determine the SIM card to the community operator. This data is used to activate the SIM card and permit it to connect with the community. Moreover, the ICCID can be utilized to trace the SIM card whether it is misplaced or stolen.