The FRx Reporter tool is being retired very soon. It's replacement, Management Reporter, has been available to all customers for a while and is the only option for new ones implementing Microsoft Dynamics GP.
FRx has an entry on the Reports menu () in Microsoft Dynamics GP which can be replaced with Management Reporter. Unfortunately, this is a per user setting but does change the menu in all companies for each user who makes the change.
To change the name of the FRx menu, right click on the toolbar and then click Customise...;