You may add/edit the META Description and META Keywords for individual Content Pages on your WebStore via the Page Content Editor This includes the Home Page, Tabbed Pages, Department, Category, Brand and Theme pages.
From the WebStore Manager navigation menu, under “Design & Content” > “Pages”
In this example, we select the Home page
Under --Select Action-- Edit Properties
You may Edit the Page Name, Page Title, URL, META Keywords and META Description
Click Save on the dialog, then click the Save icon