The WP Admin Menu
The Acsell Filtering Plugin adds an entry ‘Product Filters’ to the WP Admin menu in the right-hand sidebar of your WP Admin page:
To display the Product Filters sub-menu with all its options you can either click ‘Product Filters’ to expand it, or (on a desktop device) move the mouse over ‘Product Filters’ to display the options in a flyout.
Mouseover
Click
Clicking the menu item will open the Filter Sets page as well as expanding the menu.