Windows 7 Ultimate is the ultra edition of the Windows 7 operating system as it is the only edition of Windows 7 that has complete features. All other editions - with the exception of Windows 7 Enterprise which is Windows 7 Ultimate branded differently - lack features that are included in Windows 7 Ultimate. It combines remarkable ease-of-use with the entertainment features of Home Premium and the business capabilities of Professional including the ability to run many Windows XP productivity programs in Windows XP Mode. F added security you can encrypt your data with BitLocker and BitLocker To Go. And f extra flexibility you can wk in any of 35 languages. Get it all with Windows 7 Ultimate.