Originally Posted by kevinrm
I upgraded and tried to add a hidden attribute for a product: google_product_category. When I look at the hidden attributes, there is no " google_product_category" field to enter in a hidden category. Does this have to be created manually?
you need to create the hidden attribute (you can call as you want), set up the needed value and then assign google_product_category with this attribute under the Google Feed setting page