Chief Marketing and Financial Officer of Microsoft’s Windows Division “Tami Reller” announced on Windows 8 upcoming versions. It will be the best upgrade in Windows 8 (Codename – Blue).
Users who are using Win 8 can download Window 8.1 (Codename – Aka Blue) for free from Windows Store. People who are not using Windows 8, they also will be able to buy Win 8.1 as same cost as Windows 8.

Ms. Reller also said that Win 8.1 will arrive this year Before Winter Holydays. Its initial release is scheduled for June 26 while final release may occur late October or November. Windows 8.1 formally known as Windows Blue. It will be a free downloadable Windows update for all Windows 8 Users.
So keep wait for this interesting new and free upgrade of Windows 8. Windows 8 users will really enjoy it because it is absolutely free for them and having more functions than Windows 8.