The purpose of this document is to provide step-by-step instructions for creating customer credit memos and applying them as payments in QuickBooks Online (QBO). It answers the following questions:


  • What is a customer credit memo?
  • When do I use customer credit memos?
  • Why do I need to use customer credit memos?
  • How to I make a change on an invoice that has already been created?
  • How do I modify or delete an invoice that has already been issued to a customer?
  • How do apply the customer credit memo to an open/outstanding invoice?