Options

Option to force song length for formats that support it
Option for fade length
In-UI checkbox for infinite song length

Sidebar

Queue
Playlists
Add new playlist
Rescan

Adding a new playlist

Click button
New entry in list appears with editable name

Renaming a playlist

Right-click playlist, select rename from context menu
Entry enters editable name mode

Adding/changing icon

Right-click playlist, select change icon from context menu
Icon chooser appears with preset options

Replacing existing queue

Song List

Support selection via

Playing a single song

Double click song
Queue is cleared and replaced with the selected song

Adding several songs to the queue