Album art is usually a small representation of the cover art of the current album you are playing and is stored as a part of the Meta data Tagged information.
Alternatively, depending on the source of your music file, it may be a logo of the site or a picture of the artist.
There are two ways to add Album Art:
1) Adding album art using your PC
2) Adding album art directly on your phone
Adding album art using your PC
To add …