How to unregister a student participating in a class
To unregister a student from a "Subject", you need to unregister the student from the respective "Class".
Steps to Unregister a Student from a Class
https://gyazo.com/f18e3d34077fa056acfb87305d8b3bc5
【Step 2】 Select "Class".
【Step 3】 Choose the relevant class.
【Step 4】 Select the checkbox next to the student you want to remove and select Update.
【Step 5】 A message will appear; select Execute.
Note: Once you unregister, any notes that were created will no longer be visible.
You cannot unregister them from the app.
If You Cannot Unregister a Student Due to an Error Message
If you're using a teacher account without admin rights, you may see a specific message as shown below.
And, you won't be able to remove students who have already created notes.
https://gyazo.com/c739fa5df8a4b537593c89e71e3cc339
If you want to remove a student with existing notes from a class, you'll need someone with administrative rights to do so.
Alternatively, you can seek administrative rights for your teacher account and then follow the unregistration process.
Note Data Backup
If you remove a student from a class, you won't be able to view the note data for each subject of the class they were a part of.
If you wish to back up note data, have the student copy each subject's notes to "Self-study" or a similar section beforehand. Reference