Copy FSLogix rules (*.frx), assignments (*.fxa) and URL (*.xml) from central share during Device Personalization on System Startup
If you enable this policy setting, you must enter a valid central share location \\Server\Share.
If you disable or do not configure this policy setting, a central share location will not be used.
The scheduled Task is running wiht the System Account of your Image, please make sure that the image has read access to this entered UNC path.