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QuickBooks Connection Diagnostic Tool: What It Is And How To Use It?

QuickBooks Connection Diagnostic Tool

This is the most popular accounting software designed by Intuit for small and medium-sized businesses. As a result, his software allows him to accomplish every intricate bookkeeping task on his own, without much human interaction. Known worldwide for performing arduous tasks, like creating a payroll, making payments, recording transactions, calculating taxes, sending reminders, and maintaining profit and loss statements, QuickBooks is acclaimed for handling all those arduous tasks. Although the software has some flaws, it can also become vulnerable at times because it is software.

Intuit recognizes Quickbooks users often experience errors that are frustrating, and users spend a lot of time trying to resolve these errors, so the company developed software to ease the fixation process, such as Quickbooks File Doctor, Quickbooks Install Diagnostic Tool, and Quickbooks Diagnostic Connection Tool. This article will focus on the Quickbooks Diagnostic Tool, one of these tools. So let’s begin.

What is a QuickBooks Connection Diagnostic Tool?

This marvelous software was recently developed by Intuit to assist Quickbooks users when they run into errors. The Quickbooks Diagnostic Connection tool can fix network problems or multi-user issues in Quickbooks. The software is available for free through Intuit’s website, which provides the users with a lot more efficiency while using Quickbooks. QB is specifically designed for dealing with errors related to the H Series and 6000 Series. Through this tool, the user can gain sufficient regard for Quickbooks company records, Quickbooks database manager, and other Quickbooks applications.

Errors That Can be fixed Through QuickBooks Diagnostic Tool

There is no doubt that Quickbook is an excellent bookkeeping and accounting software. Unfortunately, there are also some errors that interfere with all its amazing capabilities. In order to encourage Quickbooks back into the race, this tool is specifically designed to rectify those errors. Before you can use Quickbooks Connection Diagnostic Tool, you must first know what error it will fix? Here are a few:

  • Error connecting to the database
  • Quickbooks database connection lost
  • You may encounter an Error -6150, Error -6000 -82, Error -6000 -301, Error -6147, Error -6103 in Quickbooks 6000 series.
  • A damaged registry file is present in the system.
  • Damaged, missing, or infected Quickbooks files.
  • Problems with the Windows Firewall’s ports.
  • Various types of multi-user errors occur in the H series, e.g., errors H101, H202, H303, H505.

How QuickBooks Connection Diagnostic Tool Assists the Users?

Errors such as the ones explained above should be eliminated from the system so Quickbooks can again function properly. It is designed to eliminate any network and multi-user errors in a quiet setting. I would like to describe the way in which this tool works to eliminate the error.

  • Quickbooks has a diagnostic tool that can detect problems with the window firewall’s settings
  • This tool is useful when Quickbooks has a problem accessing its database.
  • It allows users to restore deleted employee list entries from their computers.
  • A Quickbooks Diagnostic connection tool can help resolve damage or corruption to files.
  • Similarly, the QB tool solves the issue when the customer’s list shows an empty space to the user.
  • Quickbooks users can also use this tool to see the list of vendors when Quickbooks shows the entire list of vendors.

Currently, you are familiar with the tool to a considerable extent. However, we need to discuss this tool in more detail. Intuit’s wonderful supportive tool can be downloaded from this text to provide the users with more information.

Procedure to Quickbooks Connection Diagnostic Tool Download and Installation

One must want to download this tool after finding out all the interesting facts about it. Following the instructions below is the best way for users to begin downloading Quickbooks Connection Diagnostic Tool. An honest internet connection is necessary before a user can complete the downloading process with no further obstacles. We’ll start now.

QB Connection diagnostic Tool



  • Intuit requires that the user download the Quickbook Connection Diagnostic tool, which allows users to save the aforementioned entry to the Quickbook system, and then go to the Intuit website to complete the initiative.
  • In order to remain on the safe side, close all open applications within your system’s background.
  • The user can start the installation process by opening the installer file QBInstall_tool_vs.exe and clicking on the Next button.
  • Once this process is complete, reboot the system.


  • It is the user’s responsibility to ensure there are no other earlier or outdated versions of software running on the system. Installing the QB connection diagnostic tool will be more successful if an earlier version is uninstalled. This might cause installation issues if an earlier version is installed.
  • The installation package can be downloaded from the OEM website, then extracted from the system.
  • In the next step, the user will expose the setup and follow the instructions as specified in the information in the manual.
  • In order to begin analyzing the error, you must simply open the QB company file after the above process is complete.

What is the Major Feature Within The QB Connection Diagnostic Tool?

Here are some major features within the QB connection diagnostic tools that you must consider while working with the QuickBooks Software.

1: Diagnose Connection Tab

It is possible for single and multi-user users of QB to ensure that they can access the company file from their computers using the Diagnose Connection tab. Incorrect permissions, blocked ports, or firewalls will result in the error code being displayed repeatedly.

2: Firewall Status Tab

An overview of the firewall is displayed in the Firewall Status feature.

3: Test Connectivity Tab

A workstation or computer’s connectivity can be determined with this feature.

Procedure to ascertain the computer’s connectivity

  • In order to pinpoint the company file, tap on the button closest to the field for the company file.
  • Once that has been accomplished, the user may choose the checkbox Change Hosting Server if the setup is in Alternate mode.
  • A user has to keep in mind that before running the connectivity test, all the statuses should display “Not Applicable” in blue.
  • A light that appears on the screen displays the test results following the completion of the test.
  • Connectivity must then be verified by the user.
  • This will mean that all places checked will be included if the file open status occurs in Red, which indicates that the test has failed.
  • What are these items? could be the user’s click.
  • If you need to fix any additional issues after running the tool for the second time, the user must run the tool once more.
  • Upon completing the steps, the user will see a message stating the software was successful. Repeat the process on all other computers where QuickBooks is installed.
  • Furthermore, it’s a good idea to be touch tolerant while the tool is in operation. Detecting and fixing problems can be time-consuming.

Read Also: Top 6 Solutions to Fix QuickBooks Update Error 15240

How To Use QuickBooks Connection Diagnostic Tool?

It would be nice to know how well the Quickbooks Connection Diagnostic Tool worked after you installed it on your computer.

  • The QB diagnostic tool starts automatically once the QB tool software is successfully installed. Avoid opening the corrupted file.
  • Click on the Utility option in the Menu file
  • From the list, choose the option for repairing the file
  • You must now select the Problems with Networking tab to open it
  • Next, click on the Browse option to access the corporate file that is to be diagnosed.
  • Users do not need to use the network connectivity option. The corruption of a file is expected to cause several problems. Connectivity issues may be to blame if a quiet error occurs.
  • You will now be able to browse an inventory of things when you click on Show Advanced Settings.
  • Next, choose problems that relate to the one you are experiencing now.
  • The message box will prompt you to log in with your admin password. Click the ‘I’m ok’ button once you’ve done so.
  • Whether you’re using a workstation or multi-platform system, select one option
  • In order to scan a file, select QB Diagnostic Connection Tool. In the meantime, the user has to wait until the diagnostic procedure is completed.
  • The user can subsequently access the corporate file by opening it and acquiring it back to their work once the repair process is complete.

This article assumes that it clarifies every question associated with Quickbooks Diagnostic Tool. This tool enables a user to perform a diagnosis on a Quickbooks company file and be able to resolve the error independently. In the comment section below, please let us know if you have any ideas or suggestions related to this text.

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