Block Incoming Calls:

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

Unblock Incoming Calls:

1. Open “Contacts”
2. Go to “All contacts”
3. Select the contact you want to unblock
4. Tap “Edit” > “Menu”
5. Disable “All calls to voicemail”

Block Messages:

1. Open Google Messenger
2. Select the desired conversation thread exchanged with the phone number/contact whose messages you want to block
3. Tap “Menu” > “People & Options”
4. Tap “Block [phone number]”
5. Press “OK” to confirm

NOTE: The conversation thread and future messages from the blocked contact will be archived, and notification alerts are disabled for archived messages.

Unblock Messages:

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

Enable Call Forwarding:

1. Launch “Phone”
2. Tap “Menu”
3. Go to “Settings” > “Call forwarding” (NOTE: this option might be unavailable if unsupported by your carrier)
4. Enter the phone number you want to use for call forwarding or select an existing contact from the phonebook
5. Tap “Enable” to confirm

Enable Conditional Call Forwarding:

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

Disable Call Forwarding:

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