On successful creation, Leads are displayed as the Listview in Leads Home Page.Filter provides the ability to pre-configure the search condition based on field value to short-list the records. It enables you to view the list of records in a desired format.Select an item from the Filters drop-down to view the records in that order. The default option is set to 'All' where all the records are displayed.You can create, edit or delete custom filters.