Discard the email addresses of all customers in our lower test instance in AR

Summary:

We are currently seeking a solution to discard the email addresses of all customers in our lower test instance. The objective is to prevent any email triggers during the testing process, such as when running processes like sending dunning notices or printing receivable transactions.

Content (please ensure you mask any confidential information):

We are currently seeking a solution to discard the email addresses of all customers in our lower test instance. The objective is to prevent any email triggers during the testing process, such as when running processes like sending dunning notices or printing receivable transactions.

Version (include the version you are using, if applicable):