on 15-12-2023 10:09
on 15-12-2023 10:22
Does the sound work if you use anything else like music apps, radio etc.
If so, is it possible to try your sim in another phone?
on 15-12-2023 11:48
Check for network issues here Guide: How can I sort out my network issues?
If you have a case or cover on the phone, remove it to see if it helps.
Google for your make of phone and run the diagnostic check for sound.