At the Windows 10 event in Microsoft Office in Redmond

The company aounced new features for that buy office 2013 professional including Cortana, new internet browser code named Project Spartan and also universal app with better user experience. Windows 10 will be the new OS which will be powering the desktops, Laptops, tablets and also phone.

Microsoft also aounced that they'll be releasing the brand new preview build of Windows 10 in coming weeks and we can get the ultimate version a while in October 2015 in line with the Windows 7 and Windows 8 releases. Windows 10 for phones is going to be released in preview version in February. Another important aouncement was that Windows 10 upgrade is going to be free for that first year for Windows 7 and Windows 8.1.

There is lot of confusion around the free upgrade offered by Microsoft and we will explain which all edition of Windows 7 and Windows 8.1 be eligible for a this update.

This means that once the final version of Windows 10 is released (the RTM), you can upgrade to cheap office 2010 professional from Windows 7 and 8.1 free of charge for any period of one year. Should you upgrade after the first year, you will have to pay the license fees which is not yet disclosed by Microsoft. And once you've upgraded, the company will continue to continue the good work to date for the supported lifetime of the device. This is a big move from Microsoft and this can give millions of Windows 7 and 8.1 users to get the free updates.