Flac Music files cannot be directly uploaded and played in a Android device.
Its take a long procedure to Convert and play. This task can be easily done by the Tonido App.
Install the Tonido desktop app in your PC (Windows,Mac and Linux) and create an user account . Please download Tonido desktop software from here. It is completely FREE.
Install the Tonido app from Play store onto your Android Device.
1.Navigate to the folder that contains your Flac music files.
2.Select the song and click Play.
3. You can even queue all your Flac Files and play.