What Is Call Barring Password File

The (officially known as the Call Barring PIN or Network Personal Unblocking Key (PUK2) ) is the security code required to turn the feature on or off .

It is crucial to understand that Call Barring is a , not a device-side feature. what is call barring password

Think of it as a master lock. If you want to stop your teenager from calling international numbers, you turn call barring on. To do that, the network asks for this password to prove you have permission to change those settings. The (officially known as the Call Barring PIN