Step 1:

Welcome Screen of Regain Zimbra Converter Tool

Step 2:

Select Add File or Add Folder to Select TGZ files for Scanning

Step 3:

Show Preview of emails in software panel

Step 4:

Select File Format, in which user want to convert Zimbra Mailboxes

Step 5:

Successfully Convert Zimbra Mailbox to PST file

Step 6:

Export Zimbra Mailbox to Office 365 and Live Exchange Server