The QuickBooks no more internet handles can be allocated error means that the server has not enough resources to fulfill your support needs. In this case, when you are not getting support from the server you have to do it manually. So here is the solution to configure the firewall manually that helps you to fix the solution.

Steps to Fix QuickBooks: “No More Internet Handles Can Be Allocated”?

To fix this error you have to manually fix the firewall settings. The server does not have the resources to fulfill or support the request sent by you for the service. Here are the steps that help you to fix the problem:

In your Windows system.
Click on the Windows Start menu button.
Then in the search bar.
Type Firewall and from search results click on the Windows Firewall to open it.
In the Windows Firewall, you can see the option Advanced Setting.
The option is on the right side of the window of Firewall.
In the Advanced Settings window, select the Inbound Rules.
Now right-click on Inbound Rules.
From options choose New Rule to create the new one.
You have to select the Port and then click on Next to continue.
Check that the TCP is selected.
Type in the ports for your year of QuickBooks.
After that, click on the Next button.
Then click on the Allow the Connection option to select it.
Further, click on the next button to proceed.
Again, click on the Next button and mention the name of the rule you are making.
After naming the rule, click on the Finish button.
You have to create the Outbound Rule.
So the steps are the same, you have to change the Inbound with the Outbound option, and the remaining are the same.
Try to open QuickBooks in multi-user mode on the network to check for errors.

Here, you get to know that when the automatic method won’t work so simply go with the manual method to get it done on time. It fixes the QuickBooks no more internet handles can be allocated error that you are facing into your QuickBooks account.