The problem affects iPhones 12 and 12 Pro manufactured between October 2020 and April 2021. Apple has determined that a small percentage of devices may experience audio problems due to a faulty receiver module component. Exactly how many smartphones are affected is unclear.
Owners may complain about the iPhone not making a sound when a call is made. Apple Authorized Service Providers will service these devices at no charge.
There was no information about such problems in Russia yet.