Window 7 is best.I am using window 7 since last 5 year. and window 7 is poplar operating system in computer.It is available in both 32 and 64 bit various features which make it still the bast operating system in window.and I am used 64 bit.
Microsoft window 7 ultimate version is very good and convenient to use.Its efficiency is very good and window 7 is very good OS and all software are easily install and games.
Window 7 is descent looking and enough to catch everyone’s attention. Window 7 is stable, smooth, and having good graphical features. and I like window 7.