Do I have to pay for Windows 10?

Related questions

1. What is a product key for Windows 10?
2. What does OEM Windows 10 mean?
3. Can I use an OEM key to activate Windows 10?
4. Do you need a product key for Windows 10?
5. Is it safe to buy software on EBay?
6. How can I know if my Windows 10 is original?
7. Is buying OEM Windows legal?
8. How much does it cost to upgrade from Windows 7 to Windows 10?
9. How much is a Windows 10 license?
10. How much is a Windows 10 product key?

Tags

1. #purchase
2. #upgrade
3. #license
4. #windows
5. #licensed
6. #genuine
7. #costs
8. #version
9. #store
10. #while
11. #activate
12. #official