[KB3318] Disable the Firewall in ESET Cyber Security

Issue

Solution

Disabling the Firewall is not recommended

With exceptions, such as diagnosing/troubleshooting system problems. The steps below will disable HTTP, POP3 and IMAP scanning. This represents a potential security threat to your system.

Use the following instructions cautiously and re-enable the Firewall as soon as possible.

Temporarily disable Network Access Protection for troubleshooting purposes

  1. Open ESET Cyber Security.

  2. Click Protections → Network Access.

    Figure 1-1
  3. Click the toggle next to Firewall to disable it. Firewall activity will be suspended until you re-enable Firewall. Proceed to troubleshoot your issue.

    Re-enable the Firewall when you finish troubleshooting

    After troubleshooting, continue below and re-enable the Firewall to ensure maximum protection.

    Figure 1-2

Re-enable Network Access Protection

  1. Open ESET Cyber Security.

  2. Click Protections → Network Access.

    Figure 2-1

  3. Click the toggle next to Firewall to enable it. Network Access Protection is now re-enabled for your system.

    Figure 2-2

  4. An alert window may appear stating that your device is connecting to a new network. Specify whether the network you are connected to is Private, Public or Guest. Read more about about network types and configuring network profiles in ESET Cyber Security.

    Figure 2-3
Last Updated: Oct 24, 2025

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