incall speaker issue

[sandy0804]

All of a sudden my incall speaker stopped working. Any suggestions....

[mudassarfa]

press *#0*# and once u are inside the menu click on receiver and check if you are able to listen to the sound

[sandy0804]

hi am able to listen the sound

[sandy0804]

but calls even watsapp not able to listen did multiple restarts

[Sahilj1]

check if there is dust in the in call speaker

[sandy0804]

no it was clean