How to activate MS Windows 10 Home/Pro

May 13, 2025

Here is how to activate Windows 10 using the genuine product key you purchased from Winstall.

To activate without errors, you need to update your Windows 10 to the latest version.

First, click the search bar in the Start menu at the bottom left of your desktop and type "Windows Update."

In the Windows Update, click "Check for updates" to update to the latest version.

Wait until the status of all updates says "Restart required," then click "Restart now" to reboot your computer.

Repeat this process until there are no more updates available.

After finishing the updates, type "System" in the Start menu search bar.

In the system window, click "Change product key or upgrade your edition of Windows."

Click "Change product key."

In the blue product key input window, enter the product key you purchased from Winstall and click "Next."

Click "Activate."

Once activation is completed, a window like the one above will appear. Click "Close" to finish activating Windows 10.

If you see an error window like the one above after activation, please visit the link below to resolve the issue.

If you see error code different from 0xc004c008, please be sure to contact Winstall support at help@winstall.shop.

Item added to your cart