Review the Before you start section configuring customizations.
To create or edit a customization, go to the Appliance Customizations page and click +Add. Then complate the following fields:
Name. Enter a name for the appliance customization.
Notes. Optional. Enter any notes for the customization.
Tags. Click +Add to add tags to the customization.
Script File. Upload a zip file containing the script that will execute on the appliance. The .zip file must meet specific requirements set out in Adding third party executables.