This wildcard will be substituted with the client's operating system (referring to the client connected to the browser).
The valid values for this wildcard include:
mac
win
linux
This wildcard tells you the operating system of your client, accessing the Helmut4 website, the operating system of your job/stream might be another - consider to have a look into this wildcard local OS
Please note that Helmut4 employs case sensitivity for all types of variables.
