Tip: Pull out the pre-installed Win8/Win8.1 computer OEM key

        How to query Win8 key?
How do brand computers get Win8.1 OEM keys?
When consumers buy new brand computers, manufacturers generally pre-install OEM version Win8 system, which is Win8 simplified Chinese version. Because Microsoft adopted a new activation method for the OEM version of Win8, namely OA 3.0 activation technology, bid farewell to the history of the genuine Windows key tag of the previous Vista and Win7 brand computers.
Win8 OEM 3.0 activation mode, that is, each OEM machine must correspond to a unique key, therefore, OEMs need to write the unique Windows8 key to the BiOS motherboard information of each new Win8 computer, when the user first uses When needed, network activation is required.

First, how to judge your new computer pre-installed OEM version of Win8 system?
The operation is as follows:
1, use Win+R key combination to open the "Run" window, enter slmgr.vbs -dlv

2, Win8/Win8.1 system will automatically generate a script information, Record current system information (in the system description, if OEM_DM channel is displayed, it can be judged as OEM version of Win8 system)

Second, if Win8 users need to reinstall Windows RT, Windows 8/Windows 8.1, need Re-enter the Win8 key to complete the network activation, but this time I can't find the Win8 key that comes with the computer. This time, IT House organized three quick methods to help users get out the pre-installed Win8/Win8.1 computer OEM key.
Method 1: The all-round hardware tool AIDA64 v4.0 (click here to download)
The operation is as follows:
Open the AIDA64 tool, select the motherboard "ACPI" in the left menu, and select "MSDM" in the description of the right table. : Microsoft Data Management Table", at the bottom of the project (SLS Data) will display the current Win8 OEM full key.

Method 2: Product Key Query Tool Product Key (32-bit version, 56KB; 64-bit version, 71KB, click here to download)
The operation is as follows:
Download the decompression gadget and run ProduKey. The exe main program can query the current system's Win8 OEM 25-bit full key.

Method 3, no third-party tools, system native command line (support Windows8, Windows 8.1, Windows RT full platform)
Operation is as follows:
1, use the combination key Win+Q, or will Move the mouse to the lower right corner of the screen, open the search function in the Charm menu. 2. Enter PowerShell, search for PowerShell component
3, right click on Windows PowerShell, run as administrator
4, enter in PowerShell window The following command: (Note: English characters)
(Get-WmiObject -query'select * from SoftwareLicensingService').OA3xOriginalProductKey

5, Subsequently, Windows PowerShell automatically displays the current Win8 OEM full key.
Now, Win8/Win8.1 users can pre-install the Win8/Win8.1 computer OEM key, it can easily reinstall the current Win8 system, and then use the key to network activation.