To load the host script language file, select Tools > Host Script Languages > Load Host Script Languages.
The following window is displayed. Select the host script language (HSCLANG) file to load . By default, RED expects the hsclang files to be in Program Files\WhereScape\Work directory, but this can be changed.
The selected hsclang file is loaded and listed in the Maintain Host Script Languages screen.
A confirmation message is displayed in the Results pane.