add_filter( 'manage_edit-{custom_post_type}_columns', 'edit_custom_columns' ) ; function edit_custom_columns( $columns ) { $columns = array( 'cb' => '<input type="checkbox" />', 'title' => __( 'Tite' ), 'category' => __( 'Category' ), 'date' => __( 'Date' ) ); return $columns; }