[HarberCandelario]

Me & my Friend recently installed Latest same version of whatsapp gb on our phone - we both have Samsung Galaxy phones - his is 3 years old -mines is 10 years old - Only when we speak to each other on whatsapp - he is telling me that he can Hardly hear me & we go back to Regularly calls/ No whatsapp - if anyone Else calls him on whatsapp - No sound volume issue - so the problem must be on my End - if I call someone else on whatsapp - no can hear me with No sound volume issue - this is strange - whats making this problem on my phone - whatsapp Does Not have Any sound Options as far as know ?????????????

[hovatek]

if I call someone else on whatsapp - no can hear me with No sound volume issue

I don't quite get this part.
Are you saying the issue occurs only between two of you (i.e no audio issue when you both call other people)?