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 Protections → Network access protection. Expand Firewall and click the Default icon for the section settings you want to revert (In this example, Firewall).
Figure 1-1 - 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 Protections → Network access protection. Expand Firewall, and click Edit next to Rules.
Figure 2-1 -
Click More filters.
Figure 2-2 -
Click the toggle next to Hide built-in (pre-defined) rules to disable the hidden rules. Click Apply.
Figure 2-3
Remove firewall rules manually
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Ensure 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.binEpfwTemp.datEpfwUser.dat
