

You have to register MDM with the Apple Business Manager portal. If you already have an account with Device Enrollment Program, you can migrate to Apple Business Manager by following the prompts available on your DEP portal. You have to log into your Apple Business Manager account. The process of managing with Apple Business Manager first starts, when your organization purchases Apple devices from Apple or from Apple authorized resellers. NOTE: The steps mentioned in this document are also applicable to the Apple School Manager portal. In case of devices purchased neither from Apple directly nor from its authorized resellers, you can still add devices to Apple Business Manager (provided they're running or capable of running iOS 11.0 or later versions) as explained here. You can view the list of Apple's preferred resellers here.

Find the list of countries where ABM is supported here.

This document provides the steps to manage devices using Apple Business Manager. Mobile Device Manager Plus enables IT admins to integrate and add devices to Apple Business Manager (ABM) to simplify the bulk onboarding of devices in the organization. How to add devices to Apple Business Manager (ABM)?

Enroll iOS/iPadOS via Apple Configurator.Enroll via Apple Business Manager (DEP).Secure Communication using 3rd Party Certificates.Introduction to Mobile Device Manager Plus(MDM).
