Or, you can find the product key in the packaging box your OS came in. Investing in any of the above products will give you a product key that you can find in the email (confirmation) sent after purchasing Windows. Windows 10 Pro is perfect for small businesses and users in need of enhanced functionality, while Windows 10 Pro for Workstations - as the name suggests - is perfect for advanced users and businesses.

Windows 10 Home is best for household and personal use, licensed for one PC. Some of the Windows packages sold include Windows 10 Home ($139), Windows 10 Pro ($199.99), and Windows 10 Pro for Workstations ($309). While the Microsoft website doesn’t allow you to purchase a product key independently, you can still acquire a product key by buying the different Windows 10 packages. Purchasing product keys from the official website gives you the peace of mind that you’re buying a perfectly legal product that won’t have any issues in the future. Microsoft is hands down the best place to buy Windows 10 keys.