1. Multimedia Audio Controller

My first question is, did you just upgrade from 7 or 8 to 10.

It could just be the old driver for 7 or 8 and not being used.

Or did this just happen after windows 10 update.

If so, then try the roll back as I mentioned.

Inspiron 15R N5110

Last OS support is Windows 8. So you are stuck with the Microsoft Generic drivers.

You can try this.

Go to this web link

Select Windows 8 in the drop down menu:

Locate this driver and download it.

IDT 92HD87B1 High Definition Audio Driver

Download the latest High Definition Audio Controller driver for your computer's operating system. All downloads available on this website have been scanned by the latest anti-virus software and are guaranteed to be virus and malware-free.

Now pay close attention. Go to this web link and go midway down the page to DETAILED STEPS.

1. Download the latest drivers for your High Definition Audio Controller to keep your Computer up-to-date.
2. Huawei AMD High Definition Audio Controller Driver 10.0.0.26 for Windows 10 Fall Creators Update 2018-04-30 It is highly recommended to always use the most recent driver version available. Try to set a system restore point before installing a device driver.

Then install in compatibility mode for >>WINDOWS 8<<

*** First, go to Control Panel>>Programs & Features and uninstall anything that shows for your audio device and restart your PC.

***Open Device Manager and uninstall the current drivers. Now install in Compatibility Mode. Since it is a system board driver, there is a slight chance it might not install.

Multimedia Audio Controller

But I just now seen your NOTE, everything works fine. If that is the case, I would not worry about it