QuickBooks Company File (QBW): The Complete Guide

A QuickBooks company file (.QBW) is the main working file that stores all of your company’s financial data, lists, preferences, and transaction history in QuickBooks Desktop. This guide covers everything: what it is, default locations, how to find a missing file, open it, restore from backup (.QBB), understand related file types, back it up correctly, and fix the most common errors.