So you have to update it on our Dashboard to make it appeared again.
It’s very simple to solve.
- Got o Shipping Info > Product list > Click on “Update product list” button > Accept.
Then it should be fine.
Note: If it still doesn't work, please create a staff account to email: firstname.lastname@example.org for us to log in and check the issues. Make sure to give us Products, Apps, and Theme access permission, then notice us on by a message. We'll check and help you asap.
For more details on how to create a staff account, kindly read this article.