My computer has no sound what can i do to get it back??!!

Question

iI"ve tried almost everything

but no sound...

Answer 1

Your sound driver is corrupted or you did format or repair your machine which caused damaged to it.

Is it a laptop or desktop PC?

What's it's brand?

use google.com to search for drivers of your machine brand.

is it dell,ibm,hp,compaq, your sound  driver can be found when you use google to search

Answer 2

Just whistle a happy song while on the computer,,

that should be pretty good,,,