If you don't want File Explorer to show recently used files and folders, clear these check boxes.
In Windows 10's File Explorer, the Quick Access pane is a real time-saver. It's also a potential source of clutter and, for PCs that aren't in a private location, a possible privacy risk. Fortunately, you can manage its contents easily.
The Quick Access shortcut appears by default at the top of the navigation pane. When you click that node, the contents pane shows pinned and frequently used folders on the right, with a list of recently opened files below that.
To change this behavior, right-click the Quick Access entry in the navigation pane and choose Options. That opens the dialog box shown here, which allows you to do three things:
With both those options cleared, the Quick Access region becomes neatly uncluttered. You can still see your favorite folders in the top of the contents pane, but no other files or folders show up without your permission.
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