What the right side of a mouse used for?

The right side of a mouse is typically used for right-clicking, which often brings up context menus, allowing users to access additional options or commands related to the item or area clicked. It can also be used for other functions, such as selecting text or objects in combination with other keys (like shift or control). In gaming, right-clicking may perform specific actions, such as aiming or using items. Overall, it enhances user interaction and functionality.