A Descriptive Guide on QuickBooks Connection Diagnostic Tool QuickBooks Connection Diagnostic Tool is an helpful tool that enables the QB Desktop users to fix issues related to Network Connectivity and corruption in the data file. You can also use this tool to resolve various errors such as database errors, firewall issues and connection problems. Moreover, this tool helps the users to deal with several multi-users errors, 6000 series of errors and other errors that occur while accessing the company file. To access the features offered by this tool, it is necessary to set up the QB Connection Diagnostic Tool on your system. In this blog, we have covered all the information that is required to download and install the tool. Wondering how to download and install QuickBooks Connection Diagnostic Tool? If yes, then get in touch with our experts 855-948-3651and get all answers to your queries within the least time possible. Errors That You Can Eliminate Via QuickBooks Connection Diagnostic Tool Below we have mentioned all the errors that you can resolve with the help of QuickBooks Connection Diagnostic tool. ● Issues related to Windows Firewall Port. ● It helps in fixing all the connectivity errors that are faced while operating QuickBooks DataBase Server Manager. ● Missing entries in employee lists. ● Multi- User related errors that include H101, H202, H303 & H505. ● Damaged or corrupted QB company files. How to Download QuickBooks Connection Diagnostic Tool? You can easily download QuickBooks Connection Diagnostic Tool by following the below given points: ● In the first step, visit the official website of Intuit and then look for the file name QBInstall_ tool_vs.exe.