Open Hand

Scroll Up

All 5 fingers fully extended.

Fist

Scroll Down

All fingers curled tight toward the palm.

Point

Move Cursor

Index finger only extended.

Peace

Go Back

Index and middle fingers extended.

Three Fingers

Go Forward

Index, middle, and ring extended.

Thumbs Up

Page Up

Thumb pointing upward, others curled.

Pinch

Left Click

Thumb tip touching index tip.

OK Sign

Right Click

Thumb and index form circle, others up.