Sorry to harp on this topic so much, but I want to save you from abject disappointment in the event that your system has a major crash..

SO, go to here..’

http://www.microsoft.com/en-us/software-download/windows10

.. read and reread, then take practice runs at what it tells you until such time as you are sure about what you are doing, ok?

If you don’t have a reliable external storage device, now would be a good time to acquire one..

Smile