Microsoft chooses to date reveal full features for Windows 10

Although we know a lot about Microsoft's new operating system "Windows 10" it appears that the American company still hides other surprises, where the date of effectiveness of the new Windows system 10.

And Microsoft has unveiled its new Windows 10 on Sept. 30, and launched a test version of it, the company is counting on the new system to bypass stalled Windows 8 and Windows 10 come many advantages that will be compatible with all devices in addition to the new interface and a number of other developments.

But the effectiveness of Sept. 30 was just the beginning for Microsoft and not announcing anything, as the company announced on January 21, 2015 as the date for the effectiveness of the new Windows system 10, and will be effective as "The Next Chapter" or the next chapter, means a new phase of this new system.

Microsoft made the appropriate calls to the media and professionals to attend its effectiveness The Next Chapter.