The shortcode used for the following is:
[bsk-pdfm-category-dropdown id="1,2,19" hierarchical="yes" cat_order_by="title" cat_order="ASC" order_by="date" order="DESC" target="_blank" show_date="yes" date_weekday_filter="Y-M-D" date_weekday_filter_right="yes" option_group_label="HIDEa" option_group_label="CAT_TITLE" search_bar="CATEGORY_YEAR_KEYWORDS" search_bar_year_range="2016-2019" search_bar_year_order="DESC" search_bar_only="yes" show_count_desc="yes"]
*use password: abcdefg to do test