According to Forbes, Microsoft Community Forum has released a free upgrade key, buy windows 7 product key only, help users upgrade to Windows 10 Professional Edition.
Windows 10 Professional Product Key
1. “set” (Settings)-> “upgrade and security” (Update and Security)-> “activate” (Activation)-> “change product key” (Change Product Key)
Or directly in the Cortana enter “Change Product Key”
2. the key is: VK7JG-NPHTM-C97JM-9MPGT-3V66T
— windows 10 keys (@windows10keys) May 25, 2016
Your system will automatically start after upgrade to Windows 10 Pro (Professional Edition). Microsoft says that this applies only to the Windows Build 10586 10 Home Edition user.
Even more crucial is that upgrading is free, but, after entering the desktop that is needed to activate the professional version, buy windows 7 product key cheap, buying into the “set” (Settings) “activate” (Activation) page, and then click the “store” (Go to Store).
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- buy windows 10 activation key : 15G6T-KJXQ0-WKW0O-BR40D-9GZCY
Windows 10 Pro upgrade $ 199, $ 80 more expensive than Windows 10 Home.