product key windows 10 pro 2021

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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 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 […]

Problem handling "Unable to active Windows"

During activation, the system prompts: We can't active Windows on this device because the product key was already used on another device. If you think it was't used on another device, select Troubleshoot below. ( 0xc004c008 ) Learn more about Windows Activation You can also activate this device by going to the Store and purchasing […]

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 upgrade Windows Server 2012 R2 Evaluation Edition to the Windows Server 2012 R2 Datacenter 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 Datacenter you type: dism /online /set-edition:serverdatacenter /productkey:XXXXX-XXXXX-XXXXX-XXXXX-XXXXX /accepteula Note: if you see “upgrade failed”, you restart your Windows Server 2012 R2. […]