We want your reports to be accurate, brittany-bertsch.
While we're unable to create an adjustment note without affecting the inventory, you can use the inventory adjustment option. It's where you can manually adjust an item's quantity without creating a sale.
Here are the steps:
Then, go to the Products/Services page and adjust the inventory:
You can also find more details about the inventory and adjustment notes in these articles:
If you have any additional questions or other concerns about QuickBooks, please let us know. Thanks.
Create a non inventory item, damaged or something, link it to the sales income discount account
Use that item on a credit memo for the customer.