To report your absence, use the SpeedAdmin app. Download it from the App Store (iOS) or Google Play Store (Android). Then log in with BankID (guardian or adult over 18). You may need to search for "Malmö Musikskola AB" as your school before you can log in.
Once in the app, click on the "Schedule" tab at the bottom and then on the class date you wish to report an absence:

After clicking on the desired lesson to report an absence, you will see the "Report absence" button:

Then you have to enter a short reason for the absence and finally click on "Report absence" in the top right corner:

Now it's done! Both you and the teacher will receive a notification directly by email, and your absence is automatically registered in your profile.
Cancellation policy:
Malmö Music School applies different rules regarding replacement lessons, depending on the period of commitment or registration (8 lessons, one semester or full year).
If you have registered for the summer courses or 8 lessons, there are no substitute lessons.
If you have registered for a semester, you are entitled to one (1) replacement lesson.
If you have signed up for a full year, you are entitled to up to six (6) replacement lessons.
Please note that no refund will be made to the cancelled lesson.