Trend Micro Deep — Security Anti-malware Driver Offline Not Installed

The status "Anti-Malware: Driver offline / Not installed" indicates that the Deep Security Agent (DSA) cannot communicate with or find the required anti-malware kernel drivers on the host system

Comodo Certificate Issues: A specific known conflict with Comodo certificates can trigger this "offline" status.  Step-by-Step Troubleshooting Guide  1. Initial Verification  The status "Anti-Malware: Driver offline / Not installed"

Check that the VMware Tools are up to date and compatible with your Deep Security version. When to Contact Trend Micro Support Open a case if: 4

Experience with Trend Micro support and fixes Simple Reboot : Sometimes

• Real-time malware detection and blocking
• Behavioral analysis and monitoring
• File and process reputation analysis
• Cleaning up malware infections

When to Contact Trend Micro Support

Open a case if:

4. Reboot and Retry

• Simple Reboot: Sometimes, a simple reboot of the server can resolve the issue if the problem is related to a stuck state or a temporarily unresponsive service.

Missing Root Certificates: The Windows OS may lack the necessary CA certificates to verify the driver’s digital signature, preventing installation.