AT The last time owners of iPhone 7 and 7 Plus began to complain about malfunction with microphones of smartphones. Now same Apple itself acknowledged this problem and told what to do in such cases.
AT than the problem
In time of phone calls and video chat, the smartphone's microphone mutes, but you can not turn on the speakerphone - the corresponding icon on the display does not is active. This problem occurs in iOS 11.3 and newer.
The company told about these problems in an internal document that was sent to authorized service centers. Edition MacRumors managed to get a copy of this document.
What to do
First, users are advised to turn off Bluetooth headsets , headphones or other accessories. If it is not helped - Audio diagnostics are necessary. AT case, if after it appears a system notification like " accessory is not " or " the device is not can detect the docking station » - without repair is not do without.
Employees of service centers should repair such iPhone, and The availability of a guarantee is not certainly. True, in document is not to be specified, will be whether such repair is free.