how do u change a 30 day waiting period on invoices to 7 days?

Having the flexibility to adjust the invoice due date is essential for effectively managing your business. At the moment, there is no general setting where you can change the 30 day waiting period to 7 days, dcauley.

You can manually enter the due date on the field every time you create an invoice. I've added this screenshot for you: 

If you prefer to use your mobile phone, check out this article on how to create an invoice: Create Invoices in QuickBooks Self-Employed.

You can always post your reply if you have any other questions or need further assistance when creating invoices. The Community team is always here to help you.