Use filters to view only selected standards, manufacturers, or categories.
To turn on a filter, on a Content Center dialog box, click the down arrow next to Filters, and then select an existing filter.
To turn off a filter, on a Content Center dialog box, click the down arrow next to Filters, and clear the check mark for the filter.Notes:
On the Content Center Library dialog box, click the down arrow next to Filters, and select Add/Edit Filters. 
In the Filters dialog box:
On the Standard tab, select manufacturers and standards to include in the view.
On the Categories tab, expand the category structure, and select categories to include in the view.
Click OK to save changes and close the dialog box, or click Apply to save changes and continue working in the Filters dialog box.
After you click OK, the filter selected in the Filters dialog box is automatically switched on.