- Mission: what is it and how it works
- Could I add/edit and synchronize the lyrics of my mission through the mobile apps (Android/iOS) ?
- I have a doubt about lyrics. What should I do?
- How can I report a problem?
- What are the Mission rules?
- Missions Troubleshooting
- I completed a task, but I made a mistake. Could I edit the lyrics?
- The song that I'm listening is instrumental. What should I do?