Trend Micro Deep Security Anti-malware Driver Offline Not Installed __full__ Jun 2026

If the state is STOPPED or the service does not exist, the drivers failed to load or install. Reinitialize the Agent via CLI

Did this error happen right after an or an OS update ? If the state is STOPPED or the service

: On Windows, if Microsoft root certificate updates are missing, the OS cannot verify the driver’s digital signature, preventing installation. detects malicious behavior

Q: What is the purpose of the Trend Micro Deep Security anti-malware driver? A: The anti-malware driver monitors system activity, detects malicious behavior, and prevents malware infections. and prevents malware infections.