Logitech Preference Manager (LPM) is mouse and keyboard software for Macintosh systems. It lets you configure your mouse settings.
If you don't already have LPM installed, you can download it.
Launch LPM and customize your mouse
Once you've installed LPM, you can launch the user interface (UI) and customize your mouse. Here's how:
Select System Preferences from the Apple menu in the upper-left corner of the screen.
Click Logitech Preference Manager to launch it.
Click your product icon in the LPM display window if you have more than one.
Select the available option items at the left to configure your mouse.