Convert the contents of a file in 7-Zip or “7Z” format to MP3 to listen to a series of sound files someone has sent you in 7-Zip format. A software suite available as a free download online, 7-Zip allows you to compress a group of large files into a smaller package, which makes sending the files to others quicker and easier. After you receive a 7-Zip file, it’s necessary to extract its contents to view them. Writer Bio
