How do I solve Firewall issues on MetaDefender Endpoint/MetaDefender IT-OT Access devices?

Users running MetaDefender Endpoint on one or more Windows, macOS or Linux devices may occasionally see MetaDefender IT-OT Access device compliance warnings/flags related to their various associated Firewall products, although this depends entirely on policy configuration.

These warnings/flags are triggered by device issues and will appear under MetaDefender IT-OT Access Console>Inventory>Devices>Relevant Device>Detailed Device Information>Deep Compliance>Firewall.

MetaDefender IT-OT Access Compliance Warning: Firewall Is Disabled

1. Turn on the firewall of your preferred firewall product, following the relevant vendor guidelines.

Popular guidelines can be found:

• Here, for Windows Defender Firewall.
• Here, for macOS Firewall.
• Here, for Linux Firewall.

2. Open MetaDefender Endpoint.
3. Once the app is running, click/right-click on the Client tray Icon and, from the pop-up menu, click Recheck.

4. Check under MetaDefender IT-OT Access Console>Inventory>Devices>Relevant Device>Detailed Device Information>Deep Compliance>Firewall again.
5. If you have switched on your firewall but the problem persists, please follow the instructions below to contact OPSWAT Support, providing screenshots to show your Firewall’s enabled status, as well as MetaDefender Endpoint version details for the device/s reporting the error.