QuickBooks Tool Hub 1.6.0.3 is a comprehensive utility designed by Intuit to address common issues users encounter with QuickBooks Desktop software. » This version of the Tool Hub consolidates various tools into a single application, making it easier to diagnose and resolve problems without needing extensive technical expertise.This section includes the QuickBooks File Doctor, which helps resolve problems related to corrupted company files and network issues.It ensures that your company file is intact and accessible.