Confirm.
+
Need a trailing backslash.
[Argus Monitor *]
LangSecRef=3024
Detect=HKCU\Software\Argotronic\Argus Monitor
Default=False
FileKey1=%Documents%\|ArgusMonitor_EventLog.txt;ArgusMonitor_CSVLog.csv
FileKey2=%ProgramFiles%\|ArgusMonitor_EventLog.txt;ArgusMonitor_CSVLog.csv
[InstallShield *]
LangSecRef=3024
Detect=HKCU\Software\InstallShield
Default=False
FileKey1=%ProgramFiles%\|_ISTMP1.DIR