alienware m17R4 sound disapairs

hi,

i have a strange problem on my M17r4 . ( i-7 , rtx 3080, 17 inch 4 k 32 ram )

The sound disapairs randomly and i have to go to sound settings and change the audio quality to get it back..

Realteak driver 6.0.9394.1 date 09/08/2022.

all drivers , windows update and alienware update, and Nvidia drivers are latest.

anybody else have the same problem ?

thanks in advance

maurice