Locate the endpoint information required to run a diagnostic test in the Self-Diagnosis app.
Open the Run dialog (WIN + R).
Type regedit and press ENTER.
In endpoints running 64-bit versions of Windows, go to Computer\HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\TrendMicro\TMSecurityService.
In endpoints running 32-bit versions of Windows, go to Computer\HKEY_LOCAL_MACHINE\SOFTWARE\TrendMicro\TMSecurityService.