In the recent 4.9 update there is a new workflow for adding application and browser applications. The script now creating the application in the appliance instead of you having to manually add those details like before. This will make it much easier to create new applications.
There is a new call to action added for importing an Application directly:
After selecting "IMPORT APPLICATION" and going through the process you'll be presented with a "Validating..." pop-up messaged indicating your script is being validated.
If you are uploading a browser script, it will prefill the specific browser and if available the target url: