India, April 7 -- The Logitech MX Master 4 is not a flashy redesign. It is a careful upgrade to a mouse line that already had a strong grip on the productivity crowd. The shape stays familiar, the scroll wheel still feels like one of the best in the business, and battery life remains a strong point. What changes this time is the software layer. Based on the reviews and the screenshots you shared, Logitech is pushing the MX Master 4 as a hardware-and-software package, with haptic feedback, app-specific Action Ring menus, gesture controls, and deeper customization inside Logi Options+.

The MX Master 4 sticks close to the formula that made earlier models popular. It remains a right-handed ergonomic mouse built for long work sessions, with q...