I took a look at the “filter state” tutorial and my result is this long (and ugly) link:
https://www.pharmashaul.com/test-page/?p_asid=1&p_asp_data=1¤t_page_id=221&woo_currency=ILS&qtranslate_lang=0&filters_changed=1&filters_initial=0&aspf%5Bmorphology__2%5D%5B0%5D=Hybrid&aspf%5Bmorphology__2%5D%5B1%5D=Indica&aspf%5Bmorphology__2%5D%5B2%5D=Sativa&aspf%5Bcountry__3%5D%5B0%5D=Israel&aspf%5Bcountry__3%5D%5B1%5D=Canada&aspf%5Bgrower__4%5D%5B0%5D=Aphria%2FCanndoc&aspf%5Bgrower__4%5D%5B1%5D=Canndoc&aspf%5Bgrower__4%5D%5B2%5D=Organigram&aspf%5Bgrower__4%5D%5B3%5D=Peace%20Naturals%2FCronos&aspf%5Bgrower__4%5D%5B4%5D=Seach&aspf%5Bgrower__4%5D%5B5%5D=Teva%20Adir&aspf%5Bgrower__4%5D%5B6%5D=Univo&aspf%5B_price__5%5D%5Blower%5D=150.00&aspf%5B_price__5%5D%5Bupper%5D=300.00&asp_gen%5B%5D=title&customset%5B%5D=product&termset%5Bproduct_cat%5D%5B%5D=19
Now, the only part of the link that I need is the Product Category number (19 here). The rest of the checkboxes are defined in the settings.
Can I use a shorter link to only define that one checkbox