[KB8871] Network connection lost after upgrading to macOS Sequoia (15) with ESET macOS product version 6

Issue

  • You experience a network connection loss after you upgraded to macOS Sequoia (15)

Solution

In case you upgraded your operating system to macOS Sequoia (15) before upgrading your ESET product for macOS to a supported version, you might experience a network connection loss.

Currently, macOS Sequoia (15) supports ESET Endpoint Security for macOS version 8.1.6.0 and later and ESET Cyber Security version 7.5.74.0 and later.

ESET Cyber Security Pro version 6 is not compatible with macOS Sequoia (15)

If you are currently using ESET Cyber Security or ESET Cyber Security Pro version 6 and upgrading to macOS Sequoia (15), install the latest version of ESET Cyber Security.

ESET Cyber Security Pro version 6 is in Limited Support status and will be End of Life soon.
ESET Cyber Security version 6 is in End of Life status.

ESET Cyber Security Pro and ESET Cyber Security merged into one product.

There are three ways to resolve the network connectivity issue:

Option I: Remove the Network filter

  1. On your macOS device, navigate to System Settings.

  2. Click NetworkFilters.

  3. Select ESET Network and click the minus icon to remove it.

    Figure 1-1
  4. Restart your macOS device and check if your network connection is functional.

  5. Upgrade your ESET Endpoint Security for macOS or Upgrade ESET Cyber Security to the latest version.

Option II: Uninstall the earlier version and install the latest version

To uninstall the ESET macOS product, you need to use an Uninstaller in the product's package content.

  1. On your macOS device, navigate to Applications.

  2. Right-click your ESET product for macOS and click Show Package ContentsContents → Helpers → Uninstaller.

  3. Restart your macOS device and check if your network connection is functional.

  4. Download and install the latest version of your ESET product for macOS using the instructions below:


Option III: Install the latest version of the ESET macOS product

In case your network connection does not work, but you already have an installer with the latest version of the ESET macOS product available on your macOS device, you can install the latest version over version 6 of the ESET macOS product.

Follow the installation instructions below:

After the installation, restart your macOS device and check if your network connection is functional.