- From the Start screen, tap the Phone tile.
Note: The call blocking feature may not affect phone calls made or received via third-party apps installed on your device. Please contact third party app developers for assistance with such applications. - Tap the Menu icon, then tap Blocked calls.
- To block a number, tap the Menu icon.
- Tap Block list.
- Tap the Plus icon.
- Enter the desired number then tap Block.
- To unblock, touch and hold the Desired number and tap Unblock number.