When I use Windows on a small, pixel-dense laptop screen (as opposed to my 27-inch monitor), I often run into an issue in which I simply can't find the mouse cursor or pointer. Sometimes ...

This sensitivity, in computing terms, amounts to how many pixels the mouse cursor covers for every inch it is physically moved in the user's hand ... now see a "Mouse pointer speed" slider.

While scrolling through a website, editing a video or playing a videogame, a mouse works like an extension of the user’s hand, translating ... the mouse to that of a cursor on the screen.