Issue
Solution
Revert firewall settings to defaults
Follow the instructions to configure the ESET firewall to function like a new installation.
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Press the F5 key to open Advanced setup.
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Click Network Protection → Firewall and click the default icon for the section settings you want to revert (Basic in this example).
- Click Revert to default.
View built-in (pre-defined) rules in ESET firewall
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Press the F5 key to open Advanced setup.
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Click Network Protection → Firewall, expand Advanced and click Edit next to Rules.
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Select the check box next to Show built in (predefined) rules at the bottom left side of the Firewall rules window to view built-in rules.
Remove firewall rules manually
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Make sure that you can view hidden files and folders.
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Navigate to the appropriate directory for your operating system as shown below:
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C:\ProgramData\ESET\ESET Security
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Delete the following files to permanently remove all firewall rules:
epfwdata.bin
EpfwTemp.dat
EpfwUser.dat