Hello Kumar. Go to the Dell support page for your model and download a fresh copy of the Realtek audio driver. If the problem persists after installing the fresh copy then contact tech support.
If you need more help please give the model name of your laptop. The Inspiron 15 models are:
Jim Coates
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August 17th, 2015 04:00
Hello Kumar. Go to the Dell support page for your model and download a fresh copy of the Realtek audio driver. If the problem persists after installing the fresh copy then contact tech support.
If you need more help please give the model name of your laptop. The Inspiron 15 models are:
(2010) 1564, M5010, M5030, N5010, N5030
(2011) N5040, N5050
(2012) 3520 & 3521
(2013) 3537, 7537
(2014) 3531, 3541, 3542, 5542, 5545, 5547, 7547
(2015) 3543, 3551, 3558, 5543, 5548, 5551, 5555, 5558, 7548, 7558