Why is there a short message that can make the phone crash or black screen?

There is such a short message, which is a virus short message. It can make your mobile phone crash or black screen and destroy your mobile phone system. This short message was received via Bluetooth and Internet. In short, you won't encounter it if you don't install software casually and turn on Bluetooth for a long time. Don't be afraid if you receive this message. You can check your mobile phone, and the card will be fine.