A. 1. Check if the audio files are in a supported format (like MP3 or WAV). If not, convert them using an audio converter app. 2. Ensure that the app has the necessary permissions to access audio files.

B. 1. Try importing audio files from a different folder or location on your device. 2. If the app continues to have issues, consider using a different app for audio editing and then combine it with your animation.