ISST (Intel® Smart Sound Technology) Driver 20.40.12350.3 Windows 11 x64

The ISST (Intel® Smart Sound Technology) Driver 20.40.12350.3 provides audio support for compatible Intel systems running Windows 11 x64. The driver is packaged as a ZIP file and includes a Set_Driver.cmd installation script. The script needs to be run with Administrator privileges to install the required driver components.

Quick Install

1. Download the ISST 20.40.12350.3 ZIP file.
2. Extract the ZIP file to a folder.
3. Open the extracted folder and locate Set_Driver.cmd.
4. Right-click Set_Driver.cmd and select Run as administrator.
5. Approve the Windows security prompt and allow the script to finish.
6. Restart the computer to complete the driver installation.