In Your Music, long press on any artist, album or track

In the menu bar that appears above tap the ‘Add to’ icon

In the “Add to…” screen;

Tapping “Add new playlist” will open the “Add New Playlist” screen where you can type in playlist name. Tap the “Add New” button, and it will create a new playlist with the selected tracks added to it.

Alternatively, in Your Music, swipe across to the “Playlists” screen.

Open the app menu and tap “Add New Playlist”

This will open the “Add New Playlist” screen where you can type in playlist name.

Tap the “Add New” button, and it will create a new playlist