I understand you want to map your fields correctly, maggie.
The mapping of the data you exported from QuickBooks Online (QBO) is under Salesforce support's scope. I suggest you reach out to them to fix this concern.
Additionally, I'll drop an article to help you save your current report customization settings: Memorize reports in QuickBooks Online.
Let me know if you have further questions about running reports. I'll be here to help. Stay safe!