On Linux systems, Secure Boot might be enabled without the necessary public key enrolled. TrendMicro Troubleshooting Steps

A standard uninstall often leaves files behind. For a complete fix: Uninstall Deep Security 12-Sept-2022 —

: Ensure VMware Tools is installed with the Guest Introspection (vShield) driver selected.

Once you resolve the “Anti-Malware Driver Offline Not Installed” error, implement these best practices:

If the driver fails to install repeatedly, the OS may not trust the Trend Micro signature. Ensure the server has the latest Microsoft updates.

The most definitive way to diagnose the failure is to review the agent logs on the endpoint.