Set up your classes created in Apple School Manager in Classroom
If you’re using iPadOS 13.4.5 or later, when you sign in with your Apple School Manager Managed Apple ID, any existing classes created in Apple School Manager appear in Classroom. All students must also be running iPadOS 13.4.5 or later or macOS 10.15.5 or later.
Select a class
Open the Classroom app on your iPad.
Select the class you want to conduct.
After you select a class, you can guide the student experience.
Prepare students in a one-to-one iPad deployment
Make sure students can use their iPad to sign in to iCloud with their Managed Apple ID.
Prepare students who use Mac computers
Make sure students can use their Mac to sign in to iCloud with their Managed Apple ID.
After you have students in your class, you can manage the class experience. See: