Synaptic Touchpad (Top 20 Original)

Pinch or stretch with two fingers to zoom in and out of images and maps.

Many models support "tap and a half" gestures, where you double-tap but hold the second tap to drag an item. The Role of the Synaptics Driver Synaptic Touchpad

Beyond basic cursor movement and clicking, Synaptics touchpads support advanced multi-touch gestures designed to improve productivity: Pinch or stretch with two fingers to zoom

Customize "tap-to-click" or "two-finger tap" for right-clicking, which can often be configured through Windows Settings or the Registry. Synaptic Touchpad

Two finger scroll not working on ASUS notebook - Microsoft Q&A