After you complete the upgrade from Windows 10 Home, the Windows 10 Pro digital license is attached to the specific hardware you just upgraded, allowing you to reinstall that edition of Windows on that hardware anytime, without the need for a product key.
Is it worth upgrading from Windows 10 home to pro?
For the majority of users, Windows 10 Home edition will suffice. If you use your PC strictly for gaming, there is no benefit to stepping up to Pro. The additional functionality of the Pro version is heavily focused on business and security, even for power users.
Will upgrading to Windows 10 Pro delete my programs?
Yes, upgrading from Windows 7 or a later version will preserve your personal files, applications and settings.
Can I install Windows 10 Pro over Windows 10 Home?
No. Unless you already have a product key for Windows 10 Pro, you’ll need to purchase one to upgrade.
How long does it take to upgrade from Windows 10 home to pro?
It may take around 10 minutes and one reboot to upgrade from win10 HOME to PRO. If you are upgrading only a few devices, you may want to enter a product key for the upgraded edition manually.