How do you have a script always running in the background? I want to link F8 key to silence alarms.

You'll probably want to write a module for it, assuming you want it to work everywhere. I'd suggest getting started by checking out the following links from the VTScada Help Files: Module Structure https://www.vtscada.com/help/Content/Scripting/API/ModuleStructure.htm?tocpath=Scripting%7CScripting%20Fundamentals%20(Hello%20World!)%7C_____3 Launched vs Called Modules https://www.vtscada.com/help/Content/Scripting/API/LaunchedVsCalled.htm?tocpath=Scripting%7CScripting%20Fundamentals%20(Hello%20World!)%7C_____12 MatchKeys Function https://www.vtscada.com/help/Content/Pro_Functions/MatchKeys.htm

Found this here was everything i needed. https://www.vtscada.com/help/Content/Scripting/API/CustomFkey.htm?Highlight=keyboard%20shortcut