1.
BLOCK: From the home screen, select the
Messaging app then select the desired
message to block.
![step 1](https://www.att.com/devicehowtomedia/image/lg_xventure/os8/9006146_01.jpg)
2. Select the
Menu icon, then select
Block number.
![step 2](https://www.att.com/devicehowtomedia/image/lg_xventure/os8/9006146_02.jpg)
3. To delete all messages from the sender, ensure the
Delete all messages from this number checkbox is selected. Select
BLOCK to confirm.
Note: To block a number through Settings, from the Messaging screen select the Menu icon > Settings > Message blocking > Blocked numbers > Add icon > select the desired option then follow the prompts to block the desired number.![step 3](https://www.att.com/devicehowtomedia/image/lg_xventure/os8/9006146_03.jpg)
4.
UNBLOCK:Â From the Messaging screen, select the
Menu icon then select
Settings >
Message blocking >
Blocked numbers.
![step 4](https://www.att.com/devicehowtomedia/image/lg_xventure/os8/9006146_04.jpg)
5. Select the
Delete icon. Select the desired
number(s), then select
REMOVE.
Note: You will be prompted to select REMOVE again to confirm.![step 5](https://www.att.com/devicehowtomedia/image/lg_xventure/os8/9006146_05.jpg)
6.
TURN BLOCK UNKNOWN NUMBERS ON/OFF:Â From the Message blocking screen, select the
Block unknown number switch.
![step 6](https://www.att.com/devicehowtomedia/image/lg_xventure/os8/9006146_06.jpg)