How do I get the free Windows 10 back after Reformatting Computer?

Hey guys, i tried googling this but couldn't find any solid answers. I want to reformat my computer, usually i do the old school boot from windows 10 through cd or usb, format the hardrives and reinstall windows that way. I discovered however...

EDIT: For future reference, when resetting (reformat) your windows 10 PC, you won't need to reinstall your OS. I'm not sure if its the same thing for when you completely wipe your PC though. How to Reset Your Windows 10 PC] We've only bought the...

I upgraded to Win 10 about a year ago on Microsoft's free upgrade program. I get the impression that my PC is now full of all sorts of unwanted crud - it has slowed to a crawl, and no amount of scans, cleaners, etc seem to help. I want to...

Windows 10 upgrade began installing on my Windows 7 computer before I could stop the process. I had planned to have a dual boot system with Windows 7 and Windows 10, but I now have just Windows 10 installed. If I downgrade back to Windows 7, can...

If I were to reformat a Windows 10 Pro, which is upgraded from a Windows 10 Home (provided by manufacturer) through Windows Store, will it return back to Windows 10 Home? Or will it stay on Windows 10 Pro?