IPHONE S
I Phone 5S 32GB Gold <|>IOS 8.4 . I am trying to enable "Phone Nosie Cancellation" from Settings > General > Accessibility > Hearing and its greyed out. Can enable it.
Can you please Help me how to Enable "Phone Nosie Cancellation" in I Phone 5S 32GB Gold <> IOS 8.4
iPhone 5s, iOS 8.4