I recently got the iPhone 7 about a week ago and I've lately been having a problem with the ringer. If I use the switch on the iPhone to mute the ringer, the volume goes all the way up and just stays up. The banner that shows you the volume stays on the screen and if I try to lower it, it'll just go back up. I don't think it's because my ringer button is dirty because I just got the phone. What should I do?
Read more: Weird ringer glitch on IPhone 7?