How to Import EML emails to Zimbra Desktop/Web Mail

This post is to tell you about how to move emails from various email applications. There are some facts that I would like to tell you

1 – How can we convert emails in Zimbra Desktop or Zimbra Web Mail?

2 – And which program is suitable for this task?

I have decided to post simple and short note for converting emails from various emails clients into Zimbra with a reliable and perfect wizard. Firstly you have to be clear that Zimbra supports .tgz file.