Note: If you have BlackBerry Mobile Voice System installed on your device or you have multiple phone lines, you might have to
select a specific phone line first.
- In the Phone app, swipe down from the top of the screen.
-
Tap
> Call
Blocking.
- 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 
.
.