Here describes how to use shortcodes to display PDFs in specific category / categories in dropdown.
Shortcodes
[bsk-pdfm-selector-dropdown]
Common uses
All categories with hierarchy in selector, PDFs with date weekday filter
[bsk-pdfm-selector-dropdown cat_id="ALL" exclude_cat_id="9,10,11,12,13,14,15,16,17,18" show_cat_description="yes" hierarchical="yes" default_cat_id="5" cat_order_by="title" cat_order="ASC" order_by="date" order="DESC" target="_blank" show_date="yes" date_format="_d/m/Y" date_weekday_filter="M-D" date_weekday_filter_right="yes"]
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Shortcode attributes table
You may choose the features you want and then add associated attributes to shortcode.
Advanced uses
Output container class
Use shortcode parameter of output_container_class to add your own class name to the shortcode output container if you'd like to do custom CSS. Example: [bsk-pdfm-selector-dropdown cat_id="ALL" output_container_class="my_idenfity_PDFs_container_class"]