Do the following ..
1. Type gpedit.msc in the Start menu’s search box and then press Enter.
2. Navigate to User Configuration, Administrative Templates, and then select Start Menu and Taskbar in the left column of the Group Policy editor.
3. Double-click Clear history of recently opened documents on exit on the Advanced menu in the Settings section of the Group Policy editor.
4. Select Enable and then click OK to save the changes.
Good Luck ..