Play the music that comes with your mobile phone.
Play the music that comes with your mobile phone to see if it can play normally.
Clear music player data
Settings-(More)-Application Manager-Select All Music Players (Samsung Milk Music)-Clear Data.
Confirm music format
Please confirm whether the music format is supported by the player.
Download third-party music players
Please download and install a third-party music player to try. The decoding method may be different.
Restore factory settings
If not, please back up important data (contacts, text messages, photos, etc. ) and try to restore the phone to the factory settings.
Contact after-sales service
If the problem still exists, please take the purchase invoice, maintenance card and machine to the service center, and the professional after-sales engineer will help you test it.