In order to load a custom widget into your Oracle Commerce Cloud system you must:
Log into Oracle Commerce Cloud Service.
On the Settings tab, click Extensions, then click the Developer tab.
Click the Generate ID button to generate an extension ID.
You are prompted to name the extension.
Enter a name for the extension and click Save.
Your extension ID is now generated and will be used in the extension file. For further details, refer to the next section, Understand widget components.