How to change the due date for the already-generated invoices?

Below are the steps to update the Due Date, below are the steps:

1. Menu >> Account >> Invoicing >> Invoice History >> Click on the corresponding Batch ID hyperlink 

2. Click on Edit option on top right side

3. Select the Date from Due Date drop down >> Click on Update

Additional Notes: Due date can only be changed if the same is not crossed. Example: If the due date selected was 10th of May and the admin wants to change the due date on the 11th of May, Due Date selection option will not be available.