On some devices, Near Field Communication is enabled by default and therefore you should disable it. … If you rarely use NFC, then it’s a good idea to turn it OFF. Since NFC is very short range technology and if you don’t lose your phone, then there are not much security concerns left with it.
When you call a dead phone does it ring?
Answer: A: With a dead battery it should not ring but it should go to voicemail directly.