kms windows 8.1 pro activation

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How to fix Windows activation Error code: 0xC004C008 ?

When you are activating, the computer prompts an error " We can't active Windows on this device because the product key was already used on another device". If you bought this product key, not find it on the internet, it should not have been used by others, so how to solve this problem? Step 1 […]

Mircosoft Windows 11 System Education Edition Activation

Windows 11 Education Product Key Activation method: After payment, we will send you the Windows 11 Education Product Key by email. Start menu - Right click - Settings - activation - change product key - input the purchased excitation code - copy in. If it cannot be activated, it will prompt that the activation code […]

How To Uninstall System Product Key?

When we are activating or using the system, we sometimes encounter some errors, such as the activation code is invalid, the activation code expires, and we need to uninstall the original activation code. So how do we uninstall the system product key? Open Windows "Start", click "Run" Input "cmd" Boot up a Command Prompt Input […]

How to query the system version tutorial (applicable to win7 win8 win10 win11)

1. press the "win key" + "R key" on the keyboard; As shown in the figure: Warm tips: the "win" key of apple computer is the "command" key; "Win" key of some notebooks is "start" key. 2. enter "msinfo32" in the pop-up window, and then click "OK"; As shown in the figure: 3. you can […]

Microsoft Windows 11 Enterprise Product Key Activation Method

After you get the product key, Right click the computer / this computer -> click Properties -> pull to the bottom -> change the licence key to activate or activate the system. Note: The key is copied and pasted directly, which can effectively reduce the error probability. 6506 e028 EFD, EE2, ee7 and other codes […]