Prestashop 1.7 Displaying 1 product in 2 categories

Problem : You have a product in 2 categories. However it only shows in the menu of the default category

Example : you have a Product called ‘ACME Face Mask’ with default category of ‘medical supplies’. It also belongs to ‘personal gear’ category. It only shows in Manu ‘Medical Supplies’

Resolution : Go to Modules > Faceted Search and disable the option ” Show products only from default category”