This tutorial show you how to enter or edit mp3 files in the free software MP3TAG that works on Windows and Mac computers.
Metadata is data that describes other data. Meta is a prefix that in most information technology usages means “an underlying definition or description.” Metadata summarizes basic information about data, which can make finding and working with particular instances of data easier. – WhatIs.com
Many podcasters and music artists that distribute their files over the Internet often neglect to add metadata to their mp3 podcasts. Metadata is also know as ID3 tags and as the “ID” implies, it identifies information about the mp3 files when playing in media players.
The type of data one might include in a mp3 file or podcast are images, titles, artist information and descriptions. There are a number of ways and different software programs that embed metadata in mp3 files.