Quote:Windows 10 offers a few ways to help you find your mouse pointer, which can be a problem on high-definition and laptop screens. Sometimes, just slowing down the speed it moves solves the problem, but you can also make it more visible and even have Windows locate it for you.

How to Change the Speed of Your Pointer

One of the first things we’re going to change is the speed at which the pointer moves. Perhaps the only reason you’re unable to see it is that it’s darting across the screen too fast. Slowing it down will give you a chance to locate it before it ends up hiding at the very edge of your screen.
Open up Control panel, head to Control Panel > Hardware and Sound > Mouse, and click on the “Pointer Options” tab at the top of the window.

Full reading: https://www.howtogeek.com/396305/how-to-make-your-mouse-pointer-easier-to-see-in-windows-10/