Firewall configuration for QuickBooks Desktop Point of Sale

When firewall blocks connectivity between the server and client workstations, Point of Sale automatically configures the firewall for you. However, there are times that manual configuration is required.

When security programs block QuickBooks Desktop Point of Sale ports, the following processes can be interrupted:

• Electronic Funds Transfer - Intuit Merchant Services credit card processing.
• Database Server Manager - (Server installation only) Ability to connect and record transactions/changes to the company file.
• Intuit Entitlement Service - Product license and user validation.

Configure Windows firewall

1. On your keyboard, press Windows+R to open the run command.
2. Type in control, then click OK to open the Control Panel.
3. Set the "view by" to Small Icons, then select Windows Firewall.
4. Select Advanced Settings, then choose Inbound.
5. Click New Rule.
6. Select Port, then click Next.
7. Enter the port numbers, then click Next (See Point of Sale Firewall Ports section).
8. Select Allow Connection, then choose Next.
9. Name your firewall rule (e.g. POS), then click Finish
10. Follow steps 5-9 to create a new Outbound Rule.

Point of Sale Firewall Ports

Executable files and their required ports

File Locations