How to make necessary some default field in product creating form ?

-- url of the page with the problem -- : localhost
-- HikaShop version -- : 4.0.1
-- HikaMarket version -- : 3.0.0
-- Joomla version -- : 3.9
-- PHP version -- : 5.6

Hi
I need to make necessary some fields like IMAGE upload and FILE upload that they are default in the product creating form!
I can set necessary to custom fields but cant set it for default fields

Hello,

You should use "product template" for that.

Regards,