A failed update or partial uninstall often leaves behind registry keys that block new drivers from installing.
Confirm versions & compatibility
: In agentless setups, if a VM enters a standby or sleep state, communication with the vShield driver is lost, triggering the offline status. TrendMicro Recommended Troubleshooting Steps A failed update or partial uninstall often leaves
: Ensure VMware Tools is installed with the Guest Introspection (vShield) driver selected. The good news is that the fix is
The good news is that the fix is almost always within your control. Whether it’s a simple reboot after VMware Tools update, a registry tweak, or an offline agent reinstall, the steps outlined above will restore your protection. Always test in a non-production VM first, and remember: in agentless deployments, check the hypervisor first; in agent-based deployments, check the kernel driver second. For air-gapped systems:
For air-gapped systems: