Does Intuit Offer Support For IIF Files?

Unfortunately, no. Intuit’s policy is stated in this Intuit knowledgebase article. Intuit Interchange Files are delimited text files that can be used to import and export data when working with a QuickBooks company file (.qbw). While the ability to use IIF files is still included in QuickBooks, most newer programs have adopted techniques that make [...]

What Are the Capabilities of IIF Files?

Intuit Interchange Format (IIF) files are delimited text files used for import and export operations with Intuit data files, such as a QuickBooks company file (.qbw). In QuickBooks, IIF files have some important limitations, which are discussed in this Intuit knowledgebase article. These files: can’t be used to import linked transactions, such as a link [...]

Can I Import Data to QuickBooks From Microsoft Excel?

Yes, subject to certain limitations. You can only import list data into 1 of 4 lists: Customers Vendors Items Accounts You can import either in Microsoft’s supported workbook format (.xls or .xlsx, depending on your version of Excel) or CSV format. Intuit offers a free Import Excel and CSV Toolkit, which includes a PDF manual, [...]