Coolstar Sst Audio Driver [upd] Download Jun 2026

became a legend in the r/chrultrabook community by writing custom drivers from scratch to solve this. CoolStar's drivers bridge the gap between the unique Chromebook hardware and the Windows operating system. The SST Audio Driver Download

The driver is a specialized audio driver primarily used for Chromebooks that have been modified to run Windows. Because Chromebook audio hardware is often proprietary and lacks official Windows support from manufacturers, developer CoolStar creates these drivers to enable sound on these devices. Direct Download Sources

Essential for Intel SST (Smart Sound Technology) chips which lack documented public interfaces.