It is a trial edition and once that has completed it's course you are to make one of two choices. 1: Contact MS and purchase a Office 2007 CDL for it converting it to a fully functional Ver. of Office or 2: Uninstall it as so not to go against MS ToS Agreement according to software. Reason I know this is because I was employed at MSN for 4.3 yrs and had to know these agreements.