How to Turn ON or OFF Shuffle in iOS 10 Music
Step 1. Open “Music” and go to any playlist of music from your library.
Step 2. Tap on the currently playing song so that you see the primary Music player view of album art, pause, play, forward, and back buttons.
Step 3. Swipe up on the album art play screen to reveal the extra buttons for Shuffle and Repeat.
Step 4. Tap on the Shuffle button to turn shuffle OFF or ON in iOS 10 Music.