You canfind out which version of Windows you haveby checking your system configs.
Here’s how:
First,check for any pending Windows updateson your PC.
Next, select theStart Menu>configs.
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SelectActivationin the left vertical menu.
SelectGo to the Store.
This link leads you to the Windows Store.

To purchase the upgrade, selectBuy.
get in with your Microsoft account, then drop your payment method.
Windows will immediately upgrade.

You’ll need this key to replace your Windows Home product key.
Here’s how to replace your current product key:
check that you have the latest Windows updates.
Navigate toStart Menu>prefs>Updates and Security>Activation.

UnderActivation, selectChange product key.
The Product Key window opens.
Enter the 25-digit Windows Pro product key.

Complete this process online so that Microsoft can register that you removed the Pro upgrade.
Go toStart Menu>controls>Update & Security>Activation>Change Product Key.
Enter the product key in theChange product keyfield to “downgrade” to your old Home license.

Your upgrade license is now freed up and can be installed on another machine.
It depends on your needs.
The maindifference between Windows 10 Home and Prois that the Pro version is mainly used for business purposes.

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The Home version will suffice for most individual users.
Toupgrade from Windows 10 to Windows 11, first, see if your box meets the requirements.
Then go toStart>WindowsUpdate parameters>Check for updates.

SelectDownload and Installunder Upgrade to Windows 11.
