Sheldon offers a Dynamics GP 2013 FAQ: How to Run File Maintenance. .
Dynamics GP 2013 FAQ: How to Run File Maintenance. – Etelligent Solutions
Tips & Hidden FeaturesInstall, Upgrade & AdminGP 2013
Archived post from 2013. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.