Block calls

When you block calls, you can block all incoming or all outgoing calls, and all incoming or all outgoing calls when roaming. Contact your wireless service provider for more info on blocking specific phone numbers. Depending on your wireless service provider, this feature might not be supported.
  1. In the Phone app, swipe down from the top of the screen.
  2. Tap Settings > Call Blocking.
  3. Set any of the switches to On.
The first time that you turn on call blocking, you will be prompted to create a password to lock your call blocking settings. To change your call blocking password, complete steps 1 and 2, and tap Change Password.