Thanks for reaching out about your invoices. QuickBooks Online is a great tool able to help you create and send invoices to your customers so they can pay you for your services. I can provide some assistance with invoice reminders.
If the option to turn off invoice reminders isn't working, one possible cause would be browsing data. These temporary files can accumulate and cause errors like buttons not working in any cloud-based software like QuickBooks Online. You can resolve errors caused by browsing data by following these steps: