Before learning how to use this tool, it is advisable to first understand what the QuickBooks file doctor tool is. The QuickBooks File Repair Tool (QBFD) basically fixes the errors that users encounter when working with QuickBooks accounting software. As of QuickBooks 2016, and newer versions, this tool is integrated or built-in. Using the QuickBooks file doctor download page on the Intuit website, you can update QuickBooks to the latest version. Furthermore, this tool works only with the UK and US versions of QuickBooks, and is compatible with all QuickBooks desktop versions for Windows.