sound problem

[Ali Murad Yousofi]

Hello!I have a laptop Model: Dell Inspiron 15 7000, and recently i updated all drivers and windows, But the problem still isn't solved, problem is the laptop has no sound, and When I connect the speakers, there's still no sound.", Speaker logo is with red X Symbol. and the computer makes a crackling- tek tek sound also, but When I am reinstalling the BIOS driver, the crackling sound stops. i didn't understand what happened""  and more setting detail is attached. and my

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