Tag all songs at a time

For tagging all songs the best software that you can use is mp3tag You can get the software from http://www.mp3tag.de/en/download.html It’s supports almost all formats of song, not only just mp3 Main Features are: Batch Tag Editing Write ID3v1.1, ID3v2.3, ID3v2.4, MP4, WMA, APEv2 Tags and Vorbis Comments to multiple files at once.