If all media pathnames are the same,
and you’ve moved PMS via the PLEX_MEDIA_SERVER_APPLICATION_SUPPORT_DIR environment variable,
and the new plex UID/GID have access (R/W) to the new location with minimally Read access from root (/) → the App Support Dir (top level),
You should be fine.
You’re doing the same as this:
This is written for Linux but the principle is the same for ANY_OS → ANY_OS.
It will contain all the step. You will recognize those you can skip