This function, out there on Android gadgets, restricts outgoing calls to a pre-defined listing of phone numbers. For instance, a guardian may allow it on a baby’s telephone, limiting calls solely to relations and emergency providers. The performance makes use of the SIM card’s capabilities to manage permitted locations.
Proscribing name locations gives elevated management over telephone utilization, significantly in conditions the place limiting communication is desired or vital. Traditionally, this performance discovered use in company settings for specialised gadgets and has change into accessible to a broader consumer base via cell working programs, providing a safety measure and controlling communication prices.
