To upgrade from Windows 10 Home if you have a Windows 10 product key:


  • Select the Start  button, then select Settings  > Update & security  > Activation.
  • Select Change product key, and then enter the 25-character Windows 10 Pro product key.
  • Select Next to start the upgrade to Windows 10 Pro.


Upgrade using Digital Licence for Windows 10 Pro

If you already installed and activated Windows 10 Pro on your device, you'll have a digital entitlement that lets you upgrade from Windows 10 Home to Windows 10 Pro without a product key.


To upgrade, select the Start  button, then select Settings  > Update & security  > Activation.


  • If you have a digital license for Windows 10 Pro, and Windows 10 Home is currently activated on your device, select Go to Store and you'll be prompted to upgrade to Windows 10 Pro for free.
  • If you have a digital license for Windows 10 Pro, but Windows 10 Home isn't activated on your device, select Troubleshoot, and then follow the steps to upgrade to Windows 10 Pro.
  • If you don't have a digital license for Windows 10 Pro, Windows 10 Pro is available for purchase from the Store.


Upgrade to Windows 10 with No product Key


If you don't have a product key or a digital license, you can buy Windows 10 Pro from the Windows Store. 

Select the Start  button, select Settings  > Update & security   > Activation, and then select Go to Store.