You can take the SIM card out, put it into another phone, and if someone calls your number, the new phone will ring. … If the SIM card and phone serial number don’t match, the phone simply won’t work. The SIM card won’t work in other phones, and the phone won’t work with other SIM cards.
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.