Hi Support,
I am using DELL Precision 7520 Laptop and my Internal Mic/Recording Device is not working from the time I got this laptop. I am running Windows 10 x64. I have tried updating to the latest Realtek High Definition Audio Driver posted on DELL driver support page have driver last updated date as 17 Oct 2017:
http://www.dell.com/support/home/in/en/indhs1/product-support/servicetag/fv5rbh2/drivers
I also tried diagnosing my Microphone from the following link:
http://www.dell.com/support/home/in/en/indhs1/product-support/servicetag/fv5rbh2/diagnose
But still in the Diagnose window I cannot see any Input device listed therefore cannot start(Pass/Fail) the Interactive Test. Please see the screenshot attached:
Please help.