Hi John
My name is Andre Da Costa; an Independent Consultant, Windows Insider MVP and Windows & Devices for IT MVP. I'm here to help you with your problem.
Have you tried launching the Palm Desktop in Compatibility Mode?
Run Old Software on Windows 10 with Compatibility Mode - groovyPost
https://www.groovypost.com/howto/run-old-softwa...
Choose Windows 8 as the compatibility mode for the software then see if it then works.
Also see:
https://www.companionlink.com/support/kb/How_To...
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.