stop windows 8.1 file history

Windows 8.1 For Seniors For Dummies

1. Type history on the Start screen. ...
2. The File History window opens on the desktop. ...
3. If the screen indicates that File History is off, select the Turn On button. ...
4. Go to the desktop, display the Charm bar, and choose Settings. ...
5. Select the Advanced Settings function.

https://www.dummies.com/computers/operating-systems/windows-8/how-to-turn-on-file-history-in-windows-8-1/