Hold down the key while clicking Restart in your Windows Start Menu.

: Windows 10 (32-bit or 64-bit). Note that Windows 10 RT is not supported .

Are you seeing a specific (like "External Exception" or "Connection Not Established")?

(Optional) If you experience UI freezing, check and select Windows 7 . Click Apply and then OK . Step 6: Launch and Test the Software Ensure the Kess V2 unit remains plugged into the USB port. Double-click KSuite.exe to launch the software.

: Ensure your laptop is plugged into a stable power source. Installation Steps

Before beginning the installation, ensure you have the following items ready:

Check the box for and select Windows 7 from the drop-down menu.

Installing the Kess V2 tuning tool on Windows 10 requires specific steps to bypass driver signature enforcement and ensure software compatibility. While the hardware is robust, the installation process can be tricky due to the operating system's security layers.

This usually means the software cannot see the device. Check your USB connection and re-install the drivers.