Secures personal downtime during vacations.
(Replace PIN with your carrier’s barring password.) meaning of call barring
Note: The default network password is often 0000 or 1234 . Contact your carrier if these fail. To help me tailor this information, please tell me: Secures personal downtime during vacations
Blocks international calls unless roaming abroad. meaning of call barring
Settings → Phone → Call Barring (if supported by carrier; not all carriers enable it on iPhone)