Three ways to upgrade the Win7 system to Win10 WIN10 Professional Edition official website

WIN10 system, can be said to be a historic system in Windows system, why so? A lot of friends already know, we WIN10 system will be Microsoft launched the last Windows system, the next generation of windows as a update[1] form.

Believe that many win7/win8.1 of the genuine party have been gearing up to wait for free upgrade WIN10 system, however, about the details of the upgrade may not be very clear to most players. Now, the small series to everyone, if you want to upgrade Win10 free of three ways.

It is worth mentioning that, although tomorrow July 29 is Win10 's true release date, but because the WIN10 RTM official version 10240 of the ISO image has been leaked, so we can test it in advance windows7/windows 8.1 Free Upgrade WINDOWS10 official version of the situation. Depending on the current test results, any activated Win7 (SP1) system can remain active after upgrading the WIN10 full version.

Note that the "activation" method here includes official Microsoft activation channels and unofficial channels. In other words, as long as the current Win7 system prompts "activated", after the upgrade Win10 the official version can still remain active after the "hero does not ask the source."

Here's how:

　　1. The most common mode of activation

As an example of the WIN7 flagship edition, the Win7 flagship version, which was activated in any way, was tested to remain active with the build 10240 image upgraded to the WIN10 Pro version. Not only that, after the successful upgrade of WIN10, the tester also re-partition the hard disk format, try a new Pure Installation Win10 Professional Edition (Win7 Ultimate version corresponding to the WIN10 upgrade version), the results can also be installed after the end of the direct display "activated" status. As a result, all Win7 that display the "active" status are now eligible for free use of the genuine Win10.

It should be noted that the upgrade must comply with Microsoft's win7/win8.1 upgrade WIN10 version of the corresponding rules, cross-version upgrade can not enjoy free (WIN10 installer will not give you a version of the upgrade process to choose the opportunity), such as Win7 home (Basic, Advanced) Version cannot be upgraded directly to the WIN10 Pro Edition.

　　2, use WIN10 Insider Member preview version

Each version of Win7 is free to upgrade to WIN10 Insider preview and requires real money mahjong to follow this version for an upgrade installation. During this process, WIN10 will always remain active. Please refer to "free use genuine WIN10 full raiders" for the specific operation method.

　　3. Install activation using Microsoft WIN10 Booking Push Tool

1 The approach will be opened on July 29, and users who have already accepted Win10 's official booking will be able to upgrade and activate this method free of charge.

With these three ways, we can upgrade the Win7 system to the WIN10 system free of charge,

Three ways to upgrade the Win7 system to Win10 WIN10 Professional Edition official website