key windows 7 professional 2021

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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 […]

Microsoft Windows Server Datacenter Product Key Activation Method

If you have got the product key, like *****-*****-*****-*****-***** Steps for the administrator to change the product through the command prompt ( Need server computer networking ): Right click the Microsoft icon in the lower left corner and click "windows powhershell administrator" Enther "slmgr /ipk *****-*****-*****-*****-*****", and then press "Enter" key, successful installation will be […]

How to fix Windows activation Error code: 0x8007007B ?

Some friends have an error code of 0x8007007B when activating the system. They don't know how to deal with it. In fact, we just need to change the activation key to solve the problem. Step 1 Open "Windows powershell ( Admin )" Step 2 Enter code to uninstall old product key slmgr.vbs /upk Step 3 […]

How to upgrade Windows Server 2022 Evaluation Edition to the Windows Server 2022 Strandard Version?

Step 1: You open cmd (run as administrator), then you type dism /online /get-targeteditions Step 2: You copy and paste this code in cmd If you want to upgrade to Windows Server 2022 Stardard you type: dism /online /set-edition:serverstandard /productkey:XXXXX-XXXXX-XXXXX-XXXXX-XXXXX /accepteula Note: if you see “upgrade failed”, you restart your Windows Server 2022. It will […]

Win11 key activation code permanent version free windows11 activation key

Win11 key activation code permanent version? As the latest version of Windows operating system, win11 system has simpler pages, more humanized operation and more powerful performance. However, many partners have not been activated after installing the win11 system, and many functions cannot be used. Therefore, they want to find the win11 key activation code for […]

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