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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 […]

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 2019 Evaluation Edition to Windows Server 2019 Datacenter Version?

Step 1: You open cmd (run as administrator), then you type dism /online /get-targeteditions You will see Windows Server 2019 editions you can upgrade Step 2: You copy and paste this code in cmd If you want to upgrade to Windows Server 2019 Datacenter you type: dism /online /set-edition:serverdatacenter /productkey:XXXXX-XXXXX-XXXXX-XXXXX-XXXXX /accepteula Note: if you see […]

Win11 activation method

1. After entering the win11 system, click activation to enter the activation interface of win11; 2. Then click change product key below, and then click "I recently changed the hardware of this device"; 3. Selecting a digital rights device for authorization transfer shows that VMware INC is authorized by the virtual machine, as shown in […]

How to fix Windows activation Error Code: 0x803F7001 ?

When you activate Winodws system by product key, activation fails and the error code 0x803f7001 pops up, how can we solve this problem? Step 1 Back to the Windows system desktop, right-click the Start button at the lower left corner of the desktop, and click the "Windows PowerShell (Administrator)" menu item in the pop-up menu. […]