1. BLOCK NUMBER THROUGH MESSAGE LOG: From the home screen, select the Messages app.
    device 5215/9006146_01.jpg
  2. Select the desired message thread. Select the Menu icon, then select Block number.
    Note: To block a number through settings, from the Messages app select the Menu icon > Settings > Block messages > Block numbers > enter the desired number or contact > select the Add icon.
    device 5215/9006146_02.jpg
  3. UNBLOCK A NUMBER: From the Messages app, select the Menu icon then select Settings. Select Block messages.
    device 5215/9006146_03.jpg
  4. Select Block numbers.
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  5. Select the Remove icon next to the desired number to unblock.
    Note: Select INBOX to block a number from your messages inbox. Select CONTACTS to block a number from your contacts.
    device 5215/9006146_05.jpg
  6. BLOCK UNKNOWN NUMBERS: From the home screen, select the Phone app > Menu icon > Settings > Block numbers > Block unknown callers switch.
    device 5215/9006146_06.jpg