How to recover the computer after the failure of Win10 preview

In computer use, we often use to refresh this operation. Refresh for places where content or status changes are frequent, and sometimes for slow webpage reflections. When the Win10 system has serious problems, reloading is the next step. Restoring the computer is a good way to refresh the computer, because you can not lose personal files, personal settings and installed applications. Refreshing the webpage We often operate and refresh the computer how to operate it?
First put the Windows 10 system installation CD into the CD-ROM drive, or insert the prepared Win10 U disk system installation disk into the computer. Then there are two situations:
Case 1: Can enter the Win10 system
If you can enter the Win10 system, then open “Computer Settings", then go to “Update & Restore>, select “ ”, interface as shown:

The first item in the right window is "Restore the computer without affecting your file", here you can see that the advantage of restoring the computer is that you can not lose personal files. . Click “Start” then follow the prompts to start recovering your computer.
Case 2: Win10 system problem is serious, can not enter the system
Here you need to enter WinRE (Windows recovery environment), as shown in the figure:

Click on the WinRE interface <; Troubleshooting” You can see the "Restore PC" option. Figure:

Click “Recover the computer", this will let you "select an account to continue operation". Figure: