Avira Antivirus offers basic protection against viruses, worms, Trojans, rootkits, adware, and spyware that has been tried and tested over 100 million times worldwide. Avira firewall has default settings to allow safe traffic to pass to your computer, but blocks unknown or unauthorized ports. You can add a firewall rule to configure Avira to allow open ports for applications that are not covered by the default settings. Here is the instruction to tell you how to do it.

1. Start AntiVar.
2. Click “Online Protection” and select “Firewall.” Click “Configuration.”
3. On the left menu, open “Firewall” and click “Adapter Rules.” Highlight “Incoming Rules” and click “Add Rule.” Name the new firewall rule a name and click “OK.”
4. Click "
5. Click “Outgoing Rules” to create a new rule. Click “Add Rule,” name the rule and select “Outgoing TCP Rule.” Click "