Hello. I’m Aya, Samsung Moderator Thank you for asking the question Based on your inquiry regarding
Kindly accept our apologies for any inconvenience
In regards to your query, kindly follow the below steps: Phone dial > *#0283# Select ‘RCV~’ and say ‘hello’ via main microphone. Check if it’s listened through receiver. Select ‘SPK~’ and say ‘hello’ via sub microphone. Check if it’s listened through speaker. If there is no issue during the test, we recommend that you perform a factory data reset to resolve this issue using the steps below:-
Launch the Settings app and tap General management → Reset → Factory data reset → RESET → DELETE ALL.
