A: Do not do this. Converting a lossy MP3 to M4A is like photocopying a photocopy. You will not gain quality; you will only increase file size with artifacts.
Whether you are analyzing the syncopated rhythms of Matt Sanders’ (M. Shadows) vocals, the neo-classical shredding of Synyster Gates, or the haunting legacy of The Rev’s drum patterns, the M4A format delivers every nuance. avengedsevenfolddiscographyitunesplusaacm4a
Streaming services like Spotify and Apple Music (streaming tier) use 256kbps AAC with DRM and without permanent ownership. A purchased download—an iTunes Plus M4A file—is yours forever. You can transfer it to any device, any DAP (Digital Audio Player), or any car USB port. A: Do not do this