If you do not know your call barring password, check your carrier’s welcome documents, online account dashboard, or contact their support team. Never guess repeatedly, as it may lead to a service lock.
Finding the right can be tricky because it is a network-level security feature rather than a simple phone setting. In most cases, the default password is a simple four-digit code like 0000 or 1234 . What is a Call Barring Password? password for call barring