Solving QuickBooks Multi-User Mode Issue: A Step-by-Step Guide

4 min read

The Multi user mode is one of the many useful features of the QuickBooks Desktop application. QuickBooks users can access and work on the same company file from various workstations by running the application in a multi-user environment. However, difficulties may arise while running the Multi-user hosting, preventing users from accessing their company files. If your QuickBooks Multi-User Mode is Not Working, it is possible that the workstation is attempting to launch a company file on the server machine. If you are unable to launch QuickBooks in multi-user mode, you can resolve the problem by following the troubleshooting procedures outlined below.

If you have any problems following the instructions or resolving the issues with the multi-user mode in QuickBooks, contact us at +1-(855)-955-1942, and our support team will assist you.


Reasons Why You Can’t Switch QuickBooks to Multi-User Mode

If you are unable to switch to Multi-user mode, the following causes may be to blame:

  • On the server computer, the QuickBooks Desktop application is not installed. 
  • The QuickBooks Database Server Manager is unable to access the company file, or the database server manager service is malfunctioning.
  • The server holding your QB company file has an inappropriate QuickBooks Multi-User Setup. 
  • Windows file permissions are incorrectly configured and must be adjusted.
  • There is a problem with the DNS settings, or they are damaged or corrupted.
  • Your server is unable to communicate with other workstations due to a Windows firewall or antivirus application restrictions.

Methods for Resolving QuickBooks Multi-User Mode Error

If your QuickBooks multi-user mode is not working, you can resolve the issue by using the solutions listed below – 


Step 1: Repair the Network Data and Transaction Log Files by Renaming Them

QuickBooks Multi-user mode will stop working if the .ND and .TLG files are corrupted. You must rename the files in the following order to resolve the problem:

  1. Navigate to the QuickBooks File Directory and look for files with the .ND and .TLG extensions.
  2. Right-click one of the file names and select Rename and add .OLD as a suffix.
  3. After that, restart QuickBooks and enable the multi-user mode to see if the problem has been resolved.

Also See: Getting Error Code H202 While Switching to Multi-User Mode in QuickBooks

Step 2: Configure the Windows Firewall to prevent the blockage

If QuickBooks continues to open in single-user mode, try tweaking your firewall settings.

  • Open the Control Panel from the Windows Start menu and type Windows Firewall into the search box.
  • To prevent QuickBooks from being blocked by the firewall, check the Allow an app through the Windows Firewall checkbox.
  • Choose Change Settings and checkmark the QuickBooks Desktop application.
  • Click OK and then choose Public for your application to complete the configuration procedure.
  • After that, rerun QuickBooks to see if the multi-user mode is operating properly.

Step 3: Launch the QuickBooks install diagnostic tool to fix general installation issues

Multi-user errors can also result from partial or improper installation of QuickBooks Desktop, which you can easily fix using the QuickBooks install diagnostic tool.

  • Open the QuickBooks tool hub and move to the installation issues tab.
  • Choose the QuickBooks install diagnostic tool, and once it scans and finds any issues and errors, it will rectify them on its own.
  • The process may take a little time, and once done, reboot your system to save the changes.

Check if you can now use QuickBooks Desktop without facing any issues.

Related Post: QuickBooks Payroll Won’t Update

Step 4: Try to access the company file on the server being a Windows admin user

  • Go to the control panel, right-click on the user account, and then click on manage user.
  • Tap on add, and once completed, fill in the administrator’s name and credentials and then click on OK.
  • If you are using Windows 10, select administrator.
  • After clicking complete, you will be directed to the user accounts dialogue box. 
  • Finally, click OK. 
  • If none of these options help host your company file in multi-user mode, try restarting your computer.


Even after following all the solutions above, if your QuickBooks multi-user mode not working, or you are not sure How to use QuickBooks In Multi-User Mode, you can contact us at +1-(855)-955-1942 for support from our team of certified QuickBooks Desktop professionals.

You May Also Like

More From Author