This policy setting controls the maximum number of recently saved form templates and forms to display in the Recent tab. ...

This policy setting controls the maximum number of recently saved form templates and forms to display in the Recent tab.  In InfoPath Designer and InfoPath Filler, the most recently saved form templates and forms are displayed in the Recent tab.If you enable this policy setting, you can set the values which will apply to the InfoPath Designer Recent Form Templates list and the InfoPath Filler Recent Forms list. The value can range from 0 to 50.If you disable or do not configure this policy setting, the 17 most recently saved form templates will be displayed in InfoPath Designer, and the 17 most recently saved forms will be displayed in InfoPath Filler.