QuickBooks Services have been blocked by Windows Firewall. Log in to Control Panel before activating QuickBooks Services for Windows Firewall. To enable Windows Firewall, select it. You should select the message “Allow the program to run through the firewall”. You can select every program you want to enable from the Windows firewall on your computer.
Firewall vulnerabilities most commonly affect the internet. An incorrect configuration of the firewall is often the cause of a network failure. Click on the "Avast Firewall Blocking QuickBooks" icon.
See Also: QuickBooks Connection Has Been Lost
This opens a separate window that will reveal all of your firewall options. Click "Firewall Settings." Click "Stop." This will disable your Avast firewall. QuickBooks Online is cloud-based and runs using the internet, while QuickBooks Desktop is downloaded and installed on a computer.
Read More: Update QuickBooks to Latest Release Version
Quickbooks is accounting software that has been developed and distributed by Intuit. Applications developed by the company are aimed toward small and medium-sized businesses and provide on-site accounting applications as well. However, a lot of users have been getting the “Avast Firewall Blocking QuickBooks” error while trying to use the applications.