1
Right click your Start Button and open Device Manager.
Expand the 'Sound, Video and Game Controllers' section.
Please provide a screenshot of that full Device Manager window.
2
Click your Start Button, then just type msinfo and press Enter, please provide a screenshot of the resulting System Information window.
3
Open the Settings App, then go to Windows Update - Update History.
What is the KB number of the update that was installed that caused to problem with the audio on your laptop.