iPhone 7 Plus speaker and microphone not working
Phone speaker and microphone not working. I can hear when changing ringtones, but when making call speaker does not work. Siri can not hear from microphone.
[Re-Titled by Moderator]
I’d try following this article
If you hear no sound or distorted sound from your iPhone ...
support.apple.com/en-us/HT203794
Best of luck