This dialog allows you to specify a status message that will be displayed in the progress dialog box. The text displayed contains the description of the custom action and optionally can contain formatted data returned from the executing action. This message is also written in the log file generated during the installation.
Edit the text which is displayed in the progress dialog box, or written in the log file when the action is executing. You can localize this value.
A format template which is used to format action data records to display during action execution (if the custom action returns some data). You can localize this value.
Action text is displayed only for custom actions that are sequenced as deferred between the InstallInitialize (Preparing action group) and InstallFinalize actions (Finish Execution action group).