About Quickbooks install diagnostic tool and how you can download it

1
What is QuickBooks Install diagnostic tool?

• The QuickBooks Install Diagnostic Tool was
  designed to diagnose, as well as fix errors
  encountered by users when installing the
  QuickBooks software. Many Microsoft core
  components are required for the software to
  function properly, and if they don't, managing
  the software can be difficult, your Install
  Diagnostic tool comes into play here. The tool
  should always be run before manually resolving
  QuickBooks issues. The tool can fix issues with
  the .NET Framework, C, and MSXML. By
  downloading, installing, and using this tool, you
  will be able to solve a lot of problems.

2
Steps to Install and Run QuickBooks Install
Diagnostic Tool

• Here is how you can install and use the
  Quickbooks install diagnostic tool
• Install QuickBooks Install Diagnostic Tool from
  Intuit's official website.
• Install the setup file on your desktop or
  wherever you prefer.
• Locate the QuickBooksDesktopInstallDiagnosticTool.
  exe file on your system and click Run.
• The next step is to click Yes to accept the
  license agreement.
• After the diagnosis has been completed, restart
  your computer to ensure all QuickBooks components
  have been updated.