Magento provides the feature to set a CMS page to show when the desired page is not found. Magento 404 extension gets the best of worst situation. This extension will customize the ‘page not found’ page and display relevant possible matches that the customer might be aiming to find. Other features like search products from 404 page and show promotional products are also available.
Features of Magento 404 extension: - Simple interface in backend. Easy to add and use. - Facility to show or hide search block on the frontend. - Possible matches of all the products related to URL are displayed when a potential customer lands on a store’s 404 page. - A static category can be chosen to show products from that category on any 404 interface. Admin can set the ID of the category that need to be shown. These products remain same regardless of the path used to reach the 404 page.