[KB6530] ESET Firewall is blocking a device or application in ESET Windows home and small office products

The troubleshooting wizard can help you resolve home network connectivity issues caused by the ESET firewall.

Add a firewall exception using the Troubleshooting wizard to allow a specific device or application to connect to your home network.

If the Troubleshooting Wizard does not resolve your connectivity issue, proceed to Step II – Firewall Interactive mode.

The Firewall Interactive mode helps you create personalized firewall rules to ensure your devices can connect to your home network.

Use Interactive mode to create firewall exclusions in your product.

• macOS: Use Interactive mode to create firewall exclusions in your product.

If the Firewall Interactive mode does not help you resolve your connectivity issue, proceed to Step III – Firewall rules.

If you still have devices, network traffic, IP addresses or applications that cannot connect to your home network, create firewall rules to grant specific connections.

Devices: Proceed to Step IV – Specific firewall issues for connectivity solutions for specific devices.

Applications: Create a firewall rule to allow or block an application.

• macOS: Create a firewall rule to allow or block an application.

Network traffic

• Create a firewall rule to allow all traffic.
• Create a firewall rule to allow or block traffic to specific ports.
• macOS: Create a firewall rule to allow or block traffic to specific ports.

IP address: Create a rule to allow or deny a connection from a remote IP address.

If firewall rules do not resolve your connectivity issue, proceed to Step IV – Specific firewall issues.

Click the appropriate link to resolve issues with devices that cannot connect to your home network.

• Router.
• HP Printers.
• Apple TV.
• QuickBooks.
• TWAIN devices.
• Allow media streaming to Xbox or Playstation.

Or, if you are having issues with internal IP traffic, add an IP address to the trusted zone. If this does not resolve your issue, exclude an IP address from IDS.

For additional firewall information, proceed to Step V – Additional information.

• Firewall FAQ.
• Disable or Re-enable the Firewall.
• macOS: Disable the firewall in macOS.
• Email issues troubleshooting.