This guide explores the easiest ways to bridge the gap between these formats, whether you are using native tools or automated converters. What is an IIF File?

Why do this? This strips away the confusing code headers ( !TRNS , etc.) and gives you a clean Excel table with proper column names.

QuickBooks often exports dates in formats that Excel reads as text (e.g., 01/15/24 might not be recognized as a date).