I can imagine how frustrating it would be, Christine171. Let me make it up to you by helping you with your issue. 

The process of creating and importing IIF files isn't supported in QuickBooks. However, I suggest reaching out to an IT professional for assistance.

I have included this article to view some lists and transaction types you can import into QuickBooks: Import and export data in QuickBooks Desktop.

Keep your post coming if you still have concerns related to exporting files in QuickBooks. I'm always here to help. Have a great day!