How can I make product_code a required field when adding a new product?

When entering a new product fields such as Name, Categories, Price are mandatory (as indicated by a red star next to their names).

How can I make Product code a required field?

Hello camerojo,

Thank you for your message.

Some code modifications are required to implement this feature. We would be happy to assist you in this matter within our technical support service. Please contact us via Customer Help Desk if you have support credits or an active support period.

Thank you.

Pavel Zyukin

CS-Cart Support team