Block Incoming Calls from a Contact:

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

Unblock Calls from a Contact:

  1. Open “Contacts
  2. Access “All contacts
  3. Select the desired contact
  4. Tap “edit” > “Menu
  5. Disable “All calls to voicemail

Block Messages:

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

NOTE: The conversation and future messages from the blocked contact will be archived, and notifications will be disabled for archived messages

Unblock Messages:

  1. Open Google Messages
  2. Tap “Menu
  3. Go to “Archived
  4. Select the conversation exchanged with the phone number/contact you want to unblock
  5. Tap “Menu” > “Unarchive
  6. Tap “Menu” again and go to “People & Options
  7. Tap “Unblock [phone number]”

Enable Call Forwarding:

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

Enable Conditional Call Forwarding:

  1. Launch “Phone” and tap “Menu
  2. Go to “Settings” > “Call forwarding
  3. Select to forward incoming calls “When busy” “When unanswered” or “When unreachable
  4. Edit or enter the phone number you want to use for call forwarding
  5. Tap “Updated” / ‘Enable

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



See More: Karbonn K9 Music 4G: Manage Incoming Calls, Messages, and Call Forwarding Settings