The Learn Lightball Icon, I don't have that after The Libraries. I use my student account and I checked but it doesn't apprear anyplacce.
Do not worry as we are here to help. Are you using the web app or mobile? What Os is this (Android/iOS)? Did you try that on a different device? Would you mind sharing the screenshot, if possible? Also, please make sure that you are accessing the correct tutorial link. Kindly write us back with any observations.
Yes, it works. Thank you for your helping.