A newer version of this documentation is available. View Latest View FileExtension There are several ways to open different files, but to avoid misuse all file types that may be opened should be registered, separated with ;. FileExtension=.txt;.html;.htm;.cer;.crt;http;https Default value is .txt;.html;.htm;.cer;.crt;http;https. iidxwatch.exe There are several ways for the watch component to open different files, but to avoid misuse all file types that may be opened should be registered, separated with ;. iidxwatch.exe=.exe;.bat;.vbs Default value is none. Trace Call Watch