Based on the provided information, here are ten potential problems a novice user might encounter while using the "音轨" app, along with corresponding solutions:
1. Problem: How to remove ads?
Solution: Purchase the paid version of the app to remove ads.
2. Problem: How to record multiple tracks?
Solution: Tap the record button for each track and ensure they are recorded separately.
3. Problem: How to change the pitch of a track?
Solution: Use the pitch adjustment feature to raise or lower the pitch by 6 whole steps.
4. Problem: How to arrange audio tracks?
Solution: After recording more than 6 tracks, the app will automatically move to the next page. Use drag and drop to rearrange the tracks.
5. Problem: How to create harmony?
Solution: Duplicate a track and change the pitch in whole steps to achieve instant harmony.
6. Problem: How to export recorded sounds?
Solution: Use the exporting feature to save and share your recorded sounds.
7. Problem: How to import pro