The following information will need to be passed on to your school's network administrator. Teachers will not be able to make the necessary changes to the proxy configuration.
The iOS 10.2 update introduced a change to the network security requirements on iPads.
If your school-issued iPads are using Mobile Device Management you will need to update your proxy configuration or PAC file to point to HTTPS:// rather than HTTP://. This will bring the iPad inline with Apple's new requirements, allowing the SmartMusic app to connect to our servers correctly.
Click here, to see a full list of requirements while running SmartMusic on a school network.