hrvxla,
Thank you for following up with us.
For information on the available options to play and control music on iPhone, please check out this link: Play music on iPhone
Adjust the volume, see song details, and more
The Now Playing screen contains additional options for controlling and accessing music.
• Adjust volume: Drag the volume slider.
You can also use the volume buttons on the side of iPhone.
• Navigate to the artist, album, or playlist: Tap the artist name below the song title, then choose to go to the artist, album, or playlist.
• Scrub to any point in a song: Drag the playhead.
For more information on using audio controls from the Lock Screen, please check out this information from the above link:
Get audio controls from the Lock Screen or when using another app
Open Control Center, then tap the audio card.
Thanks!