As said
And how about this. You can be sent a call. And even if you don't answer it. You can have an infected phone .
Owt else?
Here's a link that might be a bit more helpful
https://www.cnn.com/2019/05/14/tech/...ack/index.html
2.19.134 or later your version must be
Penny dropped.
Waste of time trying to help some.