In case your firewall blocks Internet access you are likely to encounter errors, required for specific QuickBooks programs or files.
When you update your firewall to its latest version chances are, that you will fix this issue or you may require to configure your firewall software.
When the QuickBooks File Doctor is made to run automatically, it opens firewall ports. This tool can thus be used to configure the Windows Firewall.
Note: If you are planning on amending your Port assignment you can do so by choosing Renew. However, you must visit the Scan Folder and tap on Scan Now to reset your firewall permissions. You can only renew 2019 ports, 2018 and below use static ports defined below.
QuickBooks Desktop 2018 and other previous versions make use of static ports, with a given range per year version. The port format is followed by them: 8019, XXXXX, XXXXX-XXXXX.
IMPORTANT: In case you’ve installed, or will be using many year versions of QuickBooks Desktop, it is important that you conduct the following for every year version.
QuickBooks Desktop 2019: 8019, 56728, 55378-55382
QuickBooks Desktop 2018: 8019, 56728, 55378-55382
QuickBooks Desktop 2017: 8019, 56727, 55373-55377
QuickBooks Desktop 2016: 8019, 56726, 55368-55372
After you have performed these steps, just try opening QuickBooks Desktop again in QuickBooks multi-user mode or over your network to see if the problem has been fixed.
In case you are still experiencing error issues with connectivity, create exceptions to programs QuickBooks makes use of in Windows Firewall.
QuickBooks makes use of executable files to conduct many functions. Try to configure your antivirus or Firewall program section for a list of executable files then come here to follow the steps given below:
IMPORTANT: Now, you may only conduct this if configuring the Windows Firewall is not resolving the problem.
Add QuickBooks ports exception on your Antivirus or Firewall
Ensure TCP is chosen. When that is done, enter the ports that are required for your QuickBooks year version. See the port number for your QuickBooks version in Manually configure exceptions and ports section. In case you have installed or are planning to use multiple year versions of QuickBooks Desktop then you need to add each year’s ports.
Finally, check if you are able to open the QuickBooks Desktop software without a firewall or anti-virus software blocking the access. If you could not do it even now than it can be a ‘Third-party anti-virus software Windows Firewall is blocking QuickBooks and will have to be separately configured to amend the issue.
If you face issues while resolving your problem, contact QuickBooks Support Phone Number 1-888-502-0363.