Sweep three fingers straight up to zoom in
To zoom in using a touch mouse, the tutorial instructs to place your first three fingers on top of the mouse and sweep them straight up.
Credit: Images by Greg Shultz for TechRepublic
Greg Shultz is a freelance Technical Writer. Previously, he has worked as Documentation Specialist in the software industry, a Technical Support Specialist in educational industry, and a Technical Journalist in the computer publishing industry.