How To Activate Windows 8 Activation Problem With Error Code: 0Xc004F074

A Windows 8.1 product key is a 25-character code that Microsoft uses to activate your copy of windows. If you don’t have a serial key, you won’t be able to activate your operating system. If you purchased Windows 8.1 key, your Windows 8.1 activation key should be inside your DVD/CD box. If you don’t remember Windows 8.1 product key you can try new method to activate windows 8.1.

Windows 8.1 Iso Download you visit here

I sell cheap Windows 8.1 Pro product key ($25/key). If you want to buy it you can visit

Đang xem: Windows 8

Windows 8.1 Product Key Free


If these keys don’t work, you can try the new method:

How to activate windows 8.1 without product key for free 2021

(Source: Windows 8.1 key)

I will show you in this article. You can read these articles to know:

Step 1: You visit

Step 2: You copy the code above into a new text document


Step 3: You choose “Save As” to save it as a batch file, name “1click.cmd”



Step 4: Run the batch file as administrator


You can see the result


You can watch this video to know more:

With this method you can activate:

Windows 8.1 CoreWindows 8.1 Core Single LanguageWindows 8.1 ProfessionalWindows 8.1 Professional VMCWindows 8.1 EnterpriseWindows 8.1 Enterprise N

Tag: windows 8.1 product key, How to activate windows 8.1 for free 2021, windows 8.1 activation key, windows 8.1 pro product key, Windows 8.1 Activator

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