To remove all the changes made to your system, the windows utility returns your computer to the state it was in when it came from the factory.

Refresh

Explanation:Refresh is the tool available in the operating system for the regaining the page with actual factors . It eliminates the factors that made change before in the computer.

It is also done for the quick updating of the desktop so that the work done in the system in from the initial period and not containing any previous changes.It regains the utility,refreshes the function back  to active mode etc.

answer; certification; plz check first, i believe this is correct. good luck;