How do windows 7 or Windows 8.1 users upgrade to Windows 10 for free?

We all know that WIN10 can be installed by Win7, WIN8 directly to achieve the effect of washing white.

But many students are USB stick directly installed Win10, did not choose the method of direct installation, resulting in their own win10 hardware machine code did not upload to the server, also did not achieve the purpose of washing white.

Or there are many other reasons why you have installed WIN10 but are not genuine users.

This tutorial is for those who are already win10. But it's still not genuine. At the same time do not want to install Win7, Win8 lazy classmate.

(only for the students who are already win10, oh, the test is effective)

1. Install WIN10 1511_updated_feb_2016 or WIN10 1511_updated_apr_2016 Professional Edition, skip the serial number; (It's already win10, don't take this step!) ）

2. Go to "Start-settings-update-activate" interface input key knxb4-f82m9-tb3x9-p9pq6-rrg6y, error code 0xc004c060 continue;

3. Enter win7/8/8.1 MAK online activation key P4HP6-FDQDJ-F94C9-WDVK6-FX3HQ complete activation

4. Click Change Product Key vk7jg-nphtm-c97jm-9mpgt-3v66t to obtain digital rights.

5 after activation can be completely new installation, the installation process skip the key. Pro-Test as long as you are WIN10 do not need these two specific versions can also be activated. Just enter these three keys sequentially and it's over.

(Although written 5 steps, but 1 and 5 do not tube ~ ~ ~ Real operation is 2-4, so it is three steps ~ ~ or relatively simple ~ ~)

Also attached is a method to check whether WIN10 is permanently activated:

To open a Run command box by using the Windows + R combination shortcut key
Input:
Slmgr.vbs-dlv
This command can query the activation information of WIN10, including: Activation ID, Installation ID, activation expiration date, and other information.
Slmgr.vbs-dli
This command can query the operating system version, some product keys, license status, and so on.
slmgr.vbs-xpr
This command can query whether WIN10 is permanently activated.
Winver
This command can query the system kernel version and register user information

Attach MSDN Win10
Windows ten (multiple Editions), version 1511 (Updated APR) (x64) –dvd (chinese-simplified) (Simplified version 64)
Cn_windows_10_multiple_editions_version_1511_updated_apr_2016_x64_dvd_8712460.iso (4.35 GB)
Windows ten (multiple Editions), version 1511 (Updated APR) (x86) –dvd (chinese-simplified) (Simplified version 32)
Cn_windows_10_multiple_editions_version_1511_updated_apr_2016_x86_dvd_8712808.iso (3.3 GB)

At last...

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This document tags: win10 free activation win10 operating system win10 Wash White

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How do windows 7 or Windows 8.1 users upgrade to Windows 10 for free?