Five ways to change product key on Windows

Normally, Windows users use the generic product key to install the latest operating system version and test. After installing and testing new features on the latest OS release, if you want users to be able to install this new operating system version and replace the generic product key with the product key from Microsoft.
The following article will guide you how to change the Product key on Windows 10.
1. Through Settings Settings
Step 1:
Open the Settings application by pressing the Windows + I combination or click on Settings on the Start Menu.
In the Settings window, find and click the Update & security icon.
Step 2:
Now click on Activation.
Step 3:
In the Update product key, click the Change product key link. Click Yes if the User Accout Control window appears.
Step 4:
This will bring up the Enter a product key dialog box, where you enter the new Product key on Windows 10 and click Next to connect to the Microsoft activation server and activate the Windows 10 copy, using the new Product key.
2. Other ways to set up Settings
Step 1:
Open the Settings application by pressing the Windows + key combination. On the Settings window, find System => About.
Step 2:
Click the Change product key or upgrade your Windows to open the Activation page.
Step 3:
Here you do the same in step 3 and step 4 above to change the Windows Product Key 10.
3. Use System Properties to change the Windows Product Key
Step 1:
First open the System Properties window. To do this, right-click the This Computer icon on the desktop, and then click Properties.
If the This PC icon does not appear on the Desktop, open This PC (Computer), right-click the This PC icon in the left pane, and then click Propreties.
Step 2:
In the activation window, click the Change product key link. Click Yes if the User Account Control window appears.
Step 3:
This will bring up the Enter a product key dialog box, where you enter the new Product key on Windows 10 product key and click Next to connect to the Microsoft activation server and activate the Windows 10 copy, using the new Product key.
4. Use Slui to change the Windows Product Key
Step 1:
Enter Slui into the Search box on the Start Menu or Search Bar in the Taskbar and press Enter. Click Yes if the UAC notification window appears.
Step 2:
Next on the Enter a product key dialog, enter a new product key and click Next to change the product key.
5. Use the Command Prompt
Step 1:
First, open the Command Prompt under Admin. To do this, enter the CMD into the Search box on the Start Menu, then press Ctrl + Shift + Enter to run Command Prompt under Admin.
Step 2:
If the UAC prompt appears on the screen, click Yes.
Step 3:
In the Command Prompt window, enter the following command and then press Enter to update the Windows Product key on your Windows 10 machine: slmgr.vbs -ipk <your windows 10 product key>
Step 4:
After changing the Product key, the next step is to enter the following command into the Command Prompt window and press Enter to activate Windows: slmgr.vbs -ato
Step 5:
Wait for execution command completed.
Step 6:
The last step is to check whether the new Product key is enabled on the System Properties window.
To do this, first open Control Panel => System and Security => System. On the System window, you will see the Windows is activated message along with the Product ID in the Windows activation section.