The exclude_category option allows you to exclude specific categories from the entry list.The category ID can be found on the Connections : Category admin page as shown in this screen capture.
NOTE: This attribute is an operational OR function. If the entry is assigned to multiple categories and one of the categories is not one of those being excluded the entry will still be listed.
/* * Example 1 * Exclude a single category by id from the results. */ [connections exclude_category='12'] /* * Example 2 * Exclude entries in multiple specific categories. */ [connections exclude_category='12,3,1,9']