Block Calls from a Contact/Number:

  1. Launch “Contacts”
  2. Go to “All contacts”
  3. Select the phone number/contact you want to block
  4. Tap “Edit” > “Menu” and enable “All calls to voicemail”

Unblock Calls from a Contact:

  1. Launch “Contacts”
  2. Go to “All contacts”
  3. Tap the desired contact
  4. Tap “Menu”
  5. Disable “All calls to voicemail”

Block Incoming Messages:

  1. Open Google Messages
  2. Tap the contact/phone number you want to block
  3. Tap “Menu” > “People & Options”
  4. Tap “Block [phone number]” > “OK”

NOTE: The conversation and future messages from the blocked contact will be archived, while notifications will be disabled for all of the archived items.

Unblock Messages:

  1. Launch Google Messages
  2. Tap “Menu” > “Archived”
  3. Select the contact/phone number you want to unblock
  4. Tap “menu” > “People & Options” > “Unblock [phone number]”

Enable Call Forwarding:

  1. Open “Phone”
  2. Tap “Menu”
  3. Go to “Settings” > “Call forwarding”
  4. Edit or enter the phone number you want to use for call forwarding, or select a contact from the phonebook
  5. Tap “Enable”

Enable Conditional Call Forwarding:

  1. Open “Phone” and tap “Menu”
  2. Go to “Settings” > “Call forwarding”
  3. Select to forward incoming calls “When unanswered” “When unreachable” or “When busy”
  4. Enter or edit the phone number you want to use for call forwarding, or select a contact from the phonebook
  5. Tap “Enable” or “Updated”

Disable Call Forwarding:

  1. Launch “Phone”
  2. Tap “Menu” > “Settings”
  3. Go to “Call forwarding”
  4. Select the forwarding option you want to turn off
  5. Tap “Disable” to confirm



See More: Karbonn K9 Smart Grand: Block/Unblock Calls, Messages, and Manage Call Forwarding