office 365 key free 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 […]

How to upgrade Windows Server 2012 R2 Evaluation Edition to the Windows Server 2012 R2 Standard 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 2012 R2 Standard 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 2012 R2. […]

How to know what edtion of your Windows 11 system is?

Windows 11 system has edtions Home Pro Pro N (for EU) Pro Education Pro for Workstations Education Enterprise Note: The product key for Windows 11 pro cannot be used to activate Windows 11 pro N/pro Education/pro for Workstations. Therefore, you need to purchase the correct product key for Windows 11 you use. How to know […]

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 Server 2016 Standard Version Activation Method

After you get the Microsoft Windows Server 2016 Standard Product Key, how to use it to activate your computer? 1. Right click the Microsoft icon in the lower left corner and click the command prompt administrator, Enter slmgr / ipk XXXXX-XXXXX-XXXXX-XXXXX-XXXXX on the page. Press enter to display successful installation. Enter the activation command slmgr […]