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Know How to Migrate Email from Zimbra to Office 365 Account Instantly

Admin ~ Modified: 22-Mar-2023 ~ Migration ~ 6 Minutes Reading

Zimbra and Office 365 both are top level email solution favored by organization of all types. They provides several business tool for collaboration, communication, and for many other business related task. However, due to business commitments or due to other reasons, users need to migrate from Zimbra to Office 365 account.

Are you looking for a step-by-step tutorial to know how to migrate Zimbra to Office 365? Do you want to migrate Zimbra Mail Server emails to Microsoft 365 with attachment? If answer to both the question is YES, you have come to the right place. In this post we will let you know the professional yet the simplest method for migrating Zimbra emails to O365.

So, here we go!

List of Microsoft 365 Newly and Powerful Features

Zimbra is a solid email solution for business of all sizes. However, it is mostly used by organization of mid or large size. In comparison to Zimbra, Microsoft 365 is the preferred choice of many users due to many reasons such as:

  • Quick Response suggestion for Fast Reply: If you are using the Outlook with Office 365 in 2021, you can find the quick reply very helpful. In case of short replies, it has many good suggestion to reply to the received mail.
  • All-in-one tool accessibility: In MS Outlook, there is newly updated accessibility tool. This allows user to add various content tool in one place and better workflow.
  • Personalize the search: The Microsoft 365 provides a Delve feature that allows to personalized insights for content search. This helps in content filter and do the task easily.
  • MS Power Automate: This option is valuable for the enterprise employees and admin. With its help, users can automate workflow across applications. It also helps to connect emails, IM alters, and many more.

Why users want to Migrate Zimbra to Office 365? Real Scenarios

There can be hundreds of good reasons why an organization decides to migrate Zimbra Mail Server to Office 365? Or why does a user want to perform Zimbra to O365 migration?

Below we have given a quick sneak-peak of the real user scenarios to migrate Zimbra TGZ to Microsoft 365. Also, what challenges they face and what is the solution they are looking for?

Scenario1: Looking to migrate about 80 tar.gz email, contacts, calendars, and addresses from Zimbra to office 365 online at our workplace.  What option do you recommend? – Paul Walker

Scenario2: I want the answers to some basic questions to see what is right for us as an organization. We want to move from Zimbra (self-hosted) to O365. We have multiple domains that we want to convert to O365. How can we do this?

Also, does the entire Zimbra folder structure stay intact and is it migrated over automatically during the process. I want to know everything. Please assist me with the right knowledge. –  Daniel Bean

Scenario3: Our Company want to use best the Zimbra to Office 365 migration tool for one of our projects. Below our mentioned conditions:

  • Convert Zimbra TGZ file to O365 without any size limitation.
  • Migrate Zimbra to Office 365 with attachments directly.
  • Our company has subsidiary which have few domains and mail systems. What kind of license should we buy?

Please provide the answer for each of concern. Thanks in advance! – Mark Christopher

Zimbra to Office 365 Mail Migration with Attachment

Migrating emails from Zimbra Mail Server to Microsoft 365 is not an everyday task. It needs proper planning, right solution for execution, and experts for your guidance. DotStella Zimbra to Office 365 converter is a top-notch solution in all the areas. It migrate mailboxes from Zimbra to Office 365 with zero downtime.

It is a complete flawless solution for Zimbra to Microsoft 365 migration. This switches emails, contacts, calendars, briefcase, and more from Zimbra to Outlook 365 account.

The toolkit follow an easy and quick process to migrate email from Zimbra to Office 365 that includes few steps:

download software

  • Click on Open tab and pick from Select File and Select Folder to browse Zimbra TGZ mailbox.select files or folder option
  • Start browsing Zimbra folders and get them all into the software.browse zimbra folders
  • Tap on the email to get the complete preview in the special window with several properties tabs.browse zimbra emails
  • Check the Advance Search option to find out information from several helpful modes. Such as date range, subject, email addresses, attachment file, content, etc.use advance search option
  • Now, click on the Export button and select the Office 365.select office 365 saving option
  • Enter Office email address and password in the appropriate fields.enter office 365 credentials
  • Hit the Save button and analyze the live migration from Zimbra Mail to Office 365.click save to import zimbra to office 365

In the end, open your O365 account and get the Zimbra mailbox in a folder with properties and attachments maintained.

This way, user can migrate Zimbra to Office 365 Emails quickly with no modification.

Avail the Extract Mode for:

The software top menu has an Extract option that helps to fetch out details from Zimbra Mail such as:

  • Extract Email Addresses: The utility promotes to take out email addresses from the selected Zimbra emails and save in the text file. Also, it is really helpful option for fornicators and investigator.
  • Phone Numbers or Contacts: The software allows to migrate Zimbra TGZ contacts or phone number to CSV as per the user need.
  • Attachments: Attachments are one of the most important data send and received via an email client. The Zimbra TGZ to Office 365 converter allows user to export Zimbra Mail attachments in their original format.

The Outstanding Zimbra TGZ to Office 365 Feature List

  • Preview Mode to open Zimbra emails before migration.
  • Also, search Option to find emails by entering keyword.
  • Filter Zimbra mails using helpful advance filter options.
  • Also. bulk Zimbra email or TGZ file to Office 365 migration directly
  • O365 admin option to share mailboxes to multiple users.
  • Convert multiple Zimbra mailbox profiles to Microsoft 365 account
  • Also, no need of external application or Zimbra mail client installation for migration.


Zimbra Mail Server to Office 365 is significant migration task for any organization and users. So, we have highlighted the simplest away to migrate Zimbra to Office 365 along with email attachments and other details maintained.

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