Windows 7 Windows 7 or Windows 8 coexistence of tw
 

in every major Windows release , Microsoft will be encouraging users to upgrade to the latest version , although there are many practices , but the most effective one is to stop Microsoft's legacy systems on the market .
held in just Worldwide Partner Conference , Microsoft announced a new OEM original equipment retailers and manufacturers in the new operating system can access previous versions after the release of the policy period . Windows client communications director Brandon LeBlanc said: 2 years sales in the legacy system, PC, pre-installed . Sales of boxed version of Windows 7, OEM manufacturers in 2014 and still can sell the new machines preloaded with Windows 7 . In other words ,Office Pro Plus 2007 Key, Windows 8 and Windows 7 will have two years to live in peace.
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