Hi, George. I'm sorry to hear you're having this problem, and I hope I can assist you to find a satisfactory solution.
There is a faq for the magic mouse itself that teaches how to configure it, I'll leave the link below and there is also another faq for checking problems step by step, also available below
magicutilities dot net/magic-mouse/help/magic-mouse-not-scrolling-on-windows *Moderator note*: Commercial product. NOT free.
https://droidwin.com/apple-magic-mouse-scroll-n...
Note: This is a non-Microsoft website. The page appears to be providing accurate, 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.
Please note: This is a user-to-user community forum. We are users just like you who help others. We are not employees of Microsoft.