Alps Driver !!top!! Site

ALPS hardware has evolved significantly, resulting in distinct "Protocol Versions" (V1 through V8+) that the driver must distinguish between. This detection logic is critical for correct functionality.

The touchpad is completely unresponsive after a Windows update. alps driver

Which are you running (e.g., Windows 10, Windows 11, or Linux)? Is the touchpad completely dead or just acting glitchy ? ALPS hardware has evolved significantly

Early ALPS GlidePoint devices supported basic cursor movement and single-touch input. alps driver

Try the generic Microsoft PS/2 driver if ALPS continues to fail.