Audio isn't working after 2004 update
If you're seeing this issue on your Surface Laptop with Intel processor, here's how to fix it:
Select Start, enter device manager, then select Device Manager from the results.
Select the drop-down next to System devices, right-click Intel Smart Sound Technology (Intel SST) OED, then select Uninstall.
In the box that appears, select Delete the driver software for this device, then select Uninstall.
Select Start > Settings > Update & Security > Windows Update > Check for updates. Your Surface will install Intel® Corporation - System - 10.2400.3694.
If you don't see the driver in Device Manager, contact us.