QuickBooks Connection Diagnostic Tool

How to Use QuickBooks Connection Diagnostic Tool?

Learn the best ways to download, install and use QuickBooks Connection Diagnostic Tool

QuickBooks is one of the best-know accounting software and an option for those startups and small- and medium-sized businesses that lack a lot of staff members and an extensive finance department. It saves its users time and money and also increases their productivity. Furthermore, the software features many applications and tools that allow its members to troubleshoot many of the common errors on their own. QuickBooks Connection Diagnostic Tool is one such tool. The Connection Diagnostic Tool can help fix a wide variety of errors in QuickBooks Pro, Payroll, and Premier with data file, data recovery, download, update, upgrade, and more.

In this article, we will discuss in detail the features, benefits, installation process and ways to use QuickBooks Connection Diagnostic Tool. You can simply ring up at our toll-free number i.e.. Our QuickBooks support team will ensure to answer all your queries in the least possible time.


This tool can troubleshoot the multi-user & networking errors while accessing the company file. The QuickBooks Connection Diagnostic Tool is a specially designed tool to fix the H series Errors & 6000 series errors such as 6000 304, 6000 77, 6000 80, 6000 83. With this feature, the users are able to develop an appropriate & sufficient connection with the other application such as QuickBooks database manager (QBDM) and QuickBooks company records. The devices with the Microsoft Windows 7, Windows XP, or Windows Vista are only compatible with the Connection Diagnostic Tool. Moreover, it supports only QuickBooks 2008 and newer or QuickBooks Enterprise Solutions 8.0 or newer.

The users can download, install and run the QuickBooks connection diagnostic tool to resolve the warning messages or error messages that might appear in front of you while installing the QuickBooks Desktop software. Also, this tool or feature is also widely known as QBNetDiagTool.exe, QBServerUtilityMgr.exe etc. However, The version 4.0 software is the most famous tool as it has an inbuilt antivirus tool to keep it free from the viruses.


List of issues that are encountered

  • Unable to connect QuickBooks to the database

  • QuickBooks Database connecting issues

  • Firewall post issues

How you can Install QuickBooks connection diagnostic tool?

If you don’t already have a previously installed version of QuickBooks Diagnostic Tool, you can follow the below-given steps:

  • Download the tool from Intuit’s official website

  • Double-click on QuickBooks icon

  • Once it opens on your screen, follow the prompts to appropriately install it

  • If you are using Windows 10, make sure that .NET Framework is configured properly to avoid any challenges in installing this tool

  • The application will open on its own after the installation is complete (or click the green QuickBooks Icon on your screen)

Read Also: What is QuickBooks Tool Hub?

How you can operate the QuickBooks Connection Diagnostic Tool?

First of all, Download, install and run the QuickBooks connection diagnostic tool as instructed in the download device tab. After that just Perform double-click on the connection diagnostic tool to run on the device. Once this procedure completed, follow the troubleshooting steps mentioned below:

1. Diagnose Connection tab

The Diagnose Connection tab enables the users to make sure that you are able to access the company data file from the computer, no matter if its single-user or multi-user. The error code appears again & again if the permissions are not set accurately, or if it has blocked ports or firewall.

2. Firewall Status

The Firewall Status feature shows the basic instruction about the firewall on the display.

3. Test Connectivity

This feature will enable you to check the workstation or computer connectivity.

Procedure to test the computer’s connectivity

  • In the initial step of the process, the user will see a tab to locate the company file, next to the Company File field.

  • Select the “Change Hosting Server” If the network is set up in the Linux systems & it is in the Alternate mode.

Note: All statuses suppose to appear as “Not Applicable” in blue before the users run the connectivity test.

Once you run the connectivity test, either you will see all the statuses in Green or Red in color. The Green color signifies that there is no problem and the Red color signifies that some problem has been detected.

  • After that the user will have to select the “Test Connectivity” tab

  • There can be a situation, when the connectivity test might fail if the File Open Status appears as Red. In this case, the user will witness the “Advanced” section where all the checked areas are mentioned. Click on “What do these mean?”

  • The user is then required to resolve the relevant status to run the tool again. And then, check if there any problem still exists or not.

  • In case the problem exists now and you open the “File Open Status”. You will see the Successful message pop-up on your display.

Interesting Read: What is QuickBooks File Doctor?

Fix Update Issues With QuickBooks Connection Diagnostic Tool

QuickBooks Connection Diagnostic tool is empowered with the ability to automatically identify & fix problems with the following components:

  • Microsoft .Net Framework

  • C++

  • MSXML

Solution 1: QB Install Diagnostic Tool is capable to fix issues related to Microsoft .NET, C++, and MSXML.

Solution 2: Update the Windows to install the missing updates related to .NET Framework, C++, and MSXML.

Solution 3: Another solution is to manually resolve the problems related to Microsoft components.

Solution 4: The user can also Apply Selective Startup to install the QuickBooks.

Important Note: The 4.0 variation software is the most suggested version which is available on some site. Couple of year later on Intuit launched QuickBooks File Doctor tool which have a more powerful tool as well as advanced attributes.

Winding up!

I hope the above given information related to QuickBooks connection diagnostic tool are helpful to you. In case you have any queries related to this tool then you can get in touch with our experts. We, Host Docket have a specialized team of efficient and certified professionals who can resolve all the issues related to your accounting software.

We provide support for all the QuickBooks versions – QuickBooks Pro, QuickBooks Premier, & QuickBooks Enterprise. In the meanwhile, if you are encountering any discrepancy with the QB software, it could be any QuickBooks Error, Installation issue, QuickBooks Data loss, or other. In such scenario, all you recommended to do is to make a call on their toll-free helpline number with no hesitation i.e.