There are a few different reasons to use a dual monitor setup on a Windows 10 computer ... so they display different things, and your mouse cursor can move between them, select "Extend these ...

I can see the mouse cursor skip across the screen on a lower refresh panel and other animations judder, giving me a headache. But none of the dual-mode panels that have come out go that low.

What's more, if you have your Mac connected to multiple monitors on your desk, your cursor could be anywhere. Tell work to ...