1. Download Apple Configurator2: https://apps.apple.com/app/apple-configurator-2/id1037126344?mt=12

2. Once downloaded, click on the green Add button as seen below 

3. From here, it will ask you to prepare the devices.

4. Choose an MDM server to manage the devices remotely over the air, if desired. 

Steps to the above can be found here: Create a Server for Apple Configurator 2 

5. Choose the organization which will be used to supervise the devices. Settings> General > About will display the organization's contact information, which cannot be changed without erasing the devices. 

6. Sign in to the Device Enrollment Program 

7. Create an organization and enter the following information.

8. Generate or choose a supervision identity.

9. Configure iOs Setup Assistant by choosing which steps will be presented to the user in the Setup Assistant.

You will be asked to wipe the device:

If you have an Addigy account and have additional questions, you can create a ticket by emailing support@addigy.com.

Alternatively, you can submit a support request within Addigy.