Trend Micro keeps the toolkit attached to Knowledge Base article KB00098765 (legacy ID EN-105987). The current direct link pattern is: https://files.trendmicro.com/products/tsc/diag/TMDiagToolkit.exe
It is a support-aid tool. Running it without sending the logs to Trend Micro usually yields a dense, unreadable technical report. However, advanced users can use its repair switches to fix common issues like “Update failed” or “Real-time scan turned off.” download trend micro diagnostic toolkit verified
the downloaded file (usually named SupportTool.exe ). Select Properties . Click the Digital Signatures tab. Verified Location: Go to the Trend Micro Home