Block Incoming Calls:

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

Unblock Calls:

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

Block Messages:

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

Unblock Messages:

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

Enable Call Forwarding:

1. Launch “Phone”
2. Tap “Menu” and go to “Settings”
3. Access “Call forwarding” (NOTE: this option might be unavailable if unsupported by your carrier)
4. Edit or enter the phone number you want to use for call forwarding. Alternatively you can select a contact form the phonebook
5. Tap “Enable”

Enable Conditional Call Forwarding:

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

Disable Call Forwarding:

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