Display the information you set in the installation progress of InstallShield

Take the installscript MSI project as an example. If the installation progress is displayed during the installation of the installation package created by InstallShield
In onfirstuibefore
Dlg_sdstartcopy Interface
Enable (statusex );
This sentence.
To display the information you set, you only need to add a number of statements in this sentence enable (statusex). For example:
Enable (statusex );
/*
* When the first parameter of statusupdate is on, it can be updated in real time;
* The second parameter indicates the percentage of entries to be displayed when the installation copy arrives at the next file.
*/
Statusupdate (on, 99 );
Setstatuswindow (-1, "file copying completed at 99%."); // display the first custom information.
Delay (3); // delay of three seconds

// Set the progress bar to 100% and displays a message.

Setstatuswindow (100, "statusupdate example completed, now exiting..."); // display the second custom information

Delay (3 );

For more information, see the example of the statusupdate function in the help provided by InstallShield.