If your Windows firewall is not set up correctly, then it can interrupt the internet connection between QB and the Intuit server. When this happens, you won't be able to perform many crucial accounting tasks, which may hinder your productivity. Windows Firewall blocks QuickBooks due to various reasons, such as disabled ports or QB being treated as a threat. Don't worry, we have found resolutions to help you overcome the issue. For this, we have brought this blog, which explains the essential concepts to fix it. For instance, some causes to better understand the problem and some solutions to rectify it. 

If you still can't eliminate the Windows Firewall blocks QuickBooks issues, don't be hesitant to consult with a professional. Give a call to 1-855-888-3080 and ask them for help.

Potential Reasons Why Windows Firewall Blocks QB

Know the reasons why QB is blocked by the Windows firewall on your computer.

  • The firewall treats QB as a threat and thus prevents it from performing any operations.
  • Due to disabled ports that are used by QB to connect it to the internet and other systems.

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Some Troubleshooting Methods to Fix Windows Firewall Blocks QuickBooks Issue

If you are unable to perform any QB tasks because Windows firewall is blocking QuickBooks, you need to configure its settings. Follow the solutions below to get it fixed:

Method 1: Run QuickBooks File Doctor

  • Open the QB Tool Hub.
  • Choose Company File Issues.
  • Tap on Run QuickBooks File Doctor and wait for at least one minute for the tool to open.
  • Remember, in case the file doctor doesn't open, you will need to search for it and open it manually.
  • In the file doctor, choose the company file from the dropdown being displayed.
  • If you are unable to locate your company file, tap on Browse and search for it.
  • Tap on the Check your file and network option.
  • Click on Continue.
  • Enter the QB credentials.
  • Pick Next and wait for some time. Scanning files is quite a lengthy process which can take around 5 minutes.
  • When it is completed, open QB and the company files. Note: This may prompt an unsuccessful message even if the operation was successful. 

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Method 2: Configure the firewall manually

  • Go to the Start menu.
  • Write Windows Firewall and open it.
  • Now, click on the Advanced Settings.
  • Right-click on the Inbound Rules.
  • Choose New Rule.
  • Click on Port, followed by Next.
  • Here, you need to ensure that the TCP option is chosen.
  • Hover over the Specific local ports field.
  • And as per the QB year version, you need to enter the ports.
    • QuickBooks Desktop 2020 and later: 8019, XXXXX.
    • QuickBooks Desktop 2019: 8019, XXXXX.
    • QuickBooks Desktop 2018: 8019, 56728, 55378-55382.
    • QuickBooks Desktop 2017: 8019, 56727, 55373-55377.
  • After you have assigned the port number to them, click Next.
  • Tap on Allow the Connection.
  • Choose Next.
  • If you are asked, ensure that all the profiles are marked.
  • Click on the Next option again.
  • Later, you will need to create a rule and name it "QBPorts(year)."
  • After it is completed, tap on Finish.
  • Go through the steps again to create outbound rules. Only in step 4, where you were selecting Inbound Rules, choose Outbound Rules.
  • Then, open QB and switch it to multi-user mode.
  • You can also open QB over the network from one of the host computers.

If these don't help and you are still troubled by errors, follow the steps below:

  • Open the Start menu.
  • Write Windows Firewall and open it.
  • Go to the Advanced Settings.
  • Right-click on the Inbound Rules.
  • Choose New Rule.
  • Pick Program, followed by Next.
  • Choose This Program Path and then click on Browse.
  • Hover over the table below and choose one of the executable files.
  • Click on Next.
  • If you are asked, ensure that all the profiles are marked.
  • Click on the Next option again.
  • Later, you will need to create a rule and name it "QBFirewallException(name.exe)."
  • Go through the steps again to create outbound rules. Only in step 4, where you were selecting Inbound Rules, choose Outbound Rules.

In a Nutshell

In this blog, we have briefly discussed the reasons why Windows Firewall blocks QuickBooks. Moreover, we have also guided you with some solutions to resolve it. If you still face challenges fixing it, don't wait any longer and consult a professional. Give a call to 1-855-888-3080 to connect with a QB expert.

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