Block Incoming Calls from a Contact:

  1. Open “Contacts
  2. Access “All contacts
  3. Tap 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. Access “All contacts
  3. Select the desired contact
  4. Tap “Edit” > “Menu” and disable “All calls to voicemail

Block Messages from a Contact:

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

NOTE: The conversation and future messages sent by the blocked contact will be archived and notification alerts will be disabled for archived messages.

Unblock Messages:

  1. Launch 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” > “Menu
  6. Access “People & Options
  7. Tap “Unblock [phone number]”

Enable Call Forwarding:

  1. Launch “Phone” and tap “Menu
  2. Go to “Settings
  3. Tap “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” to confirm

Enable Conditional Call Forwarding:

  1. Open “Phone
  2. Tap “Menu” > “Settings
  3. Go to “Call forwarding
  4. Select to forward incoming calls “When unanswered” “When unreachable” or “When busy
  5. Edit or enter the phone number you want to use for call forwarding or select a contact from the phonebook
  6. Tap “Enable” / “Update

Disable Call Forwarding:

  1. Open “Phone
  2. Tap “Menu” and go to “Settings
  3. Tap “Call forwarding
  4. If necessary, select the forwarding option you want to disable
  5. Tap “Disable” to confirm



See More: OnePlus 6: Block/Unblock Incoming Calls & Messages; Manage Call Forwarding