Windows media player album cover updating
To do this, click the arrow below the Library tab and select Apply Media Information Changes.
CAUTION Do not use the automatic Find Album Info features if the song was originally ripped as part of a mixed CD.
In fact, it's a good all-rounder for playing other media too such as videos, movies, audiobooks, and CD / DVD discs.
Read this guide on how to re-populate the images connected to your albums so they can be more easily identified at-a-glance.
Ripping CDs using WMP 11 is, on the whole, a trouble-free way of converting your audio CDs to digital music.
Or is there an interface to the Media Player library, so I can tell it what the album art is?
Windows Media Player (and every other player which displays album covers) uses tags to retrieve the pictures.