User interfaces for navigating and playing content

A method comprising:

• at a first electronic device with a display and one or more input devices:
• during a playlist mode of the first electronic device, displaying, on the display, a plurality of representations of content items available on the first electronic device;
• while in the playlist mode, receiving a first input, via the one or more input devices, selecting a respective representation of a respective content item from the plurality of representations of content items;
• and
• in response to receiving the first input:
• in accordance with a determination that the respective content item was playing on the first electronic device when the first input was received, transitioning to a now playing mode of the first electronic device, including:
• maintaining the display of the respective representation of the respective content item on the display;
• and
• ceasing the display of the representations of content items other than the respective representation of the respective content item on the display;
• and
• in accordance with a determination that the respective content item was not playing on the first electronic device when the first input was received, playing the respective content item on the first electronic device while remaining in the playlist mode of the first electronic device.

A non-transitory computer readable storage medium storing one or more programs, the one or more programs comprising instructions, which when executed by one or more processors of a first electronic device with a display and one or more input devices, cause the first electronic device to:

• during a playlist mode of the first electronic device, display, on the display, a plurality of representations of content items available on the first electronic device;
• while in the playlist mode, receive a first input, via the one or more input devices, selecting a respective representation of a respective content item from the plurality of representations of content items;
• and
• in response to receiving the first input:
• in accordance with a determination that the respective content item was playing on the first electronic device when the first input was received, transition to a now playing mode of the first electronic device, including:
• maintaining the display of the respective representation of the respective content item on the display;
• and
• ceasing the display of the representations of content items other than the respective representation of the respective content item on the display;
• and
• in accordance with a determination that the respective content item was not playing on the first electronic device when the first input was received, play the respective content item on the first electronic device while remaining in the playlist mode of the first electronic device.