If you need to frequently change the volume of your speakers, using freeware Volumouse for Windows 11/10 PC, may be just what you were looking for. There is a lot you can do with the simple mouse, but ...

Windows: If your keyboard doesn't have handy volume controls, or you just want something that requires no effort at all, free utility Volumouse lets you control your PC's volume with your mouse wheel.

Snap Layouts is one of Windows’ most powerful multitasking features, and using it with your mouse is both fast and intuitive.