Will I lose everything if I upgrade to Windows 10?

Related questions

1. What is the latest Windows version 2019?
2. How do I know if I have the latest update for Windows 10?
3. How do I download the latest Windows 10 update?
4. Why do Windows 10 updates take so long?
5. How do I restart Windows Update in Windows 10?
6. How do I install Windows 10 updates manually?
7. How do I force Windows updates?
8. Is there a new update for Windows 10?
9. Can you still upgrade from Windows 7 to Windows 10 for free?
10. Should you update Windows 10?

Tags

1. #windows
2. #programs
3. #remove
4. #restore
5. #computer
6. #running
7. #start
8. #after
9. #before
10. #upgrading
11. #settings
12. #removed
13. #vista
14. #files
15. #upgrade