Windows Firewall is Blocking QuickBooks: How to Fix It

Learn how to fix "Windows Firewall is Blocking QuickBooks" and allow QuickBooks through your firewall for seamless multi-user access and network connectivity.

  Finance   Mar 27, 2025   33  Add to Reading List

If you’re experiencing issues accessing QuickBooks over a network, it could be due to firewall restrictions. Many users encounter the error Windows Firewall is Blocking QuickBooks, which prevents proper connectivity and multi-user functionality. Without the right firewall settings, QuickBooks may struggle to communicate with company files, leading to errors and disruptions.

Need immediate assistance? Our QuickBooks experts are available to troubleshoot and resolve firewall issues. Call 1.866.408.0444 for quick support.

Why Does Windows Firewall Block QuickBooks?

Windows Firewall may block QuickBooks due to:

  • Incorrect firewall configurations

  • QuickBooks Database Server Manager restrictions

  • Missing or outdated network port settings

  • Conflicts with third-party security software

To ensure seamless functionality, it’s important to configure firewall settings correctly.

How to Fix "Windows Firewall is Blocking QuickBooks"

Follow these steps to resolve the issue and restore QuickBooks connectivity.

1. Add QuickBooks as an Exception in Windows Firewall

  • Open Windows Firewall and go to Advanced Settings.

  • Click on Inbound Rules > New Rule.

  • Select Program, then browse to locate the QuickBooks executable file.

  • Click Allow the connection, then save the changes.

  • Repeat the process for Outbound Rules as well.

2. Configure Firewall Ports for QuickBooks

QuickBooks requires specific ports for proper communication. Here’s how to set them up:

  • Open Windows Firewall and go to Advanced Settings.

  • Click Inbound Rules > New Rule > Port.

  • Select TCP and enter the required ports for your QuickBooks version:

    • QuickBooks Desktop 2024: 8019, 56728-56730

    • Older Versions: Check QuickBooks support for version-specific ports.

  • Repeat the same steps for Outbound Rules.

3. Run QuickBooks File Doctor

QuickBooks File Doctor can automatically detect and fix firewall-related issues:

  • Download and install QuickBooks Tool Hub.

  • Open the tool and go to Company File Issues.

  • Click Run QuickBooks File Doctor and follow the prompts.

4. Check QuickBooks Database Server Manager Settings

Many users report that QuickBooks Database Server Manager Windows Firewall is Blocking QuickBooks, causing connectivity errors. To resolve this:

  • Open QuickBooks Database Server Manager from the Start menu.

  • Click Scan Folders and ensure your company file location is listed.

  • Restart the QuickBooksDBXX service from Windows Services.

Final Thoughts

If Windows Firewall is Blocking QuickBooks, adjusting firewall settings and ensuring the QuickBooks Database Server Manager is properly configured can help. If the issue persists, professional support may be needed. Our QuickBooks experts are here to help resolve firewall issues efficiently. Call 1.866.408.0444 for expert assistance.

Also Read : QuickBooks Payroll Update Not Working

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