Downloading copyrighted music like Charlie Puth 's "Light Switch" via third-party MP3 converters is generally a violation of YouTube's Terms of Service and can constitute copyright infringement .
You can purchase a permanent MP3 copy through authorized retailers such as Amazon Music or the iTunes Store. Downloading copyrighted music like Charlie Puth 's "Light
Subscribers can download the official music video for offline viewing and listening directly within the YouTube app. Downloading copyrighted music like Charlie Puth 's "Light