How to install win10 pure version

On July 29, 2015, Microsoft announced the official version of win10, and provided free upgrades to win7 and win8.1 system users within 1 year.
The current win10 global installation has exceeded 200 million units and is still growing.
In the wn10 system, Microsoft introduced the latest start menu and start screen, notification center, Cortana, virtual desktop, DirectX 12 support, UWP common platform and so on.
Microsoft official upgrade win10 pure version installation tutorial
First, download and run Microsoft windows10 easy to upgrade:

Then, run the program will detect the system environment, no problem will go to the figure interface, you can see this The program has become a new version of the Monkey Lantern. It has Chinese localization features and chooses advanced installation options.

Need to pay attention to the advanced installation options above, you can choose [Keep all programs, data and settings], [Migrate only personal data] and [Do not retain any data], if you want to clean or purely install win10 system, You can choose the third item, the upgrade will not affect the C drive or other files in the system disk.