Hello John,
I am Jaspreet Singh.
Windows 10 doesnot directly support dualshock 3. You need to follow a few additional steps and use third party applications.
Here is an excellent guide to do so : https://www.pcgamer.com/ps3-controller-on-pc-gu...
Disclaimer: this is a non Microsoft website. The page appears to be providing accurate and safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (potentially unwanted products). Thoroughly research any product advertised on the site before you decide to download and install it