There's no substitute for firewall and security settings configurations on QuickBooks Desktop. Protection of your business from unauthorized access and malicious attacks is only effective if the correct ports are open, and system security settings are appropriately configured. This would provide peace of mind that your accounting software remains secure and functional through regular maintenance of those settings. We hope that this article will be useful to help you setting Up Firewall and Security Settings for QuickBooks Desktop. There are various methods you can configure firewall and security setting for QuickBooks Desktop. So let's get started with all of them one after the other. Read more.. https://www.axpertadvisors.com/configure-firewall-while-setting-up-multi-users-in-quickbooks/