Go to Resources.
Select the Resources tool from the Tool Menu of your site.
Method 1: Select the file(s) or folder(s), then click Hide.
This displays the Hide Items Confirmation page.
Method 2: Select Actions, and then select Edit Details.
To hide a file or folder, to the right of the file or folder, from the Actions drop-down menu, select Edit Details.
This displays the Edit Details page for the item.
Hide item and Update.
Under Availability and Access, select Hide this folder and its contents, then select Update.