How to activate the official version of Win10 for free?

In the hope of everyone's eagerness, the official version of win10 has finally been released, and everyone can finally ease the pain of Acacia to try out the latest version of the system. In the process of win10 installation, how to activate win10 becomes a problem that needs to be faced. After installing the latest version of win10, we can do it once and for all. We don't need to activate one version every time, because today Xiaobian will teach you a method, you can Free activation of the official version of win10. Below small teach it a trick Win10 official version of how little friends can activate the free collection of this method is really useful Oh

specific methods are as follows:?!
1, the most common activation < Br> Take the highest usage of Win7 Ultimate and Win8.1 Professional as the example. After testing, as long as your Win7 Ultimate/Win8.1 Professional is active, use Build 10240 image to upgrade to Win10 Pro. This activation state can be maintained afterwards. Not only that, after successfully upgrading Win10, the tester also re-partitioned the hard disk to format, try a new pure installation Win10 Professional Edition (Win7 Ultimate /Win8.1 Professional Edition corresponding Win10 upgrade version), the results can also be after the installation The "activated" status is displayed directly. Other Win7/Win8.1 versions can be upgraded to the corresponding Win10 version. Therefore, at present, Win7/Win8.1, which displays the "activated" status, can get all the benefits of using genuine Win10 for free.
It should be noted that the upgrade must comply with the Win7/Win8.1 upgrade Win10 version of the corresponding rules of Microsoft, and the cross-version upgrade can not enjoy free (Win10 installer will not give you the option to choose the version during the upgrade process), such as Win7 The Home (Basic, Advanced) version cannot be upgraded directly to Win10 Pro. In addition, the activation process needs to keep the network open.

2, using the Win10 Insider members
preview versions of Win7 /Win8.1 a free upgrade to Win10 Insider preview version, and the need to follow the upgrade version is installed. In this process, Win10 will remain active.
3, using Microsoft Win10 booking push tool to install activation
This method will be opened on July 29, users who have accepted the official version of Win10 can be upgraded and activated free of charge at this time.
This method is a very practical method, because upgrading to win10 system is free, so activation is also free, saving a lot of costs for everyone, and quickly learn it!