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How to Migrate Zimbra to Zimbra With 100% Ease & Security?

  author
Published By Jamie Kaler 
Rollins Duke
Approved By Rollins Duke
Published On May 20th, 2026
Reading Time 7 Min Read

Overview: Are you looking for a reliable solution to migrate Zimbra to Zimbra? You are at the right page. Whether you want to know about cross-server Zimbra migration to upgrade from Zimbra FOSS to Network Edition (NE) or you want to move your data between On-Premise and Cloud-based Zimbra environments, this article has got you covered. As transferring complete Zimbra Collaboration Suite (ZCS) requires a highly secure and professional approach and does not have to be a complicated process

In this article, we will explain ultimate and proven solutions to make your migration smooth and 100% error-free especially for IT administrations and organizations. So, let’s dive in.

In today’s era, email is the best way to communicate with other people. Therefore, email in business or personal environments is used every day to reach existing customers or friends. In this world, a large number of email services are available, Zimbra being one of them.

Zimbra is a well-known collaboration software that includes On-Premise Server or Cloud Server. Therefore, large-scale organizations and businesses use the Zimbra suite for their communication systems. But there are lots of users who want to migrate their emails between Zimbra Servers (Zimbra to Zimbra Migration).

Zimbra to Zimbra Migration Tool

Zimbra is currently one of the best email clients available to users. It is an open-source, free-to-use cross-platform application supported on Mac and Windows, and Linux OS. After analyzing both queries, we came to know the need of users. Also, on the internet, I found that there are many users who want to know the process to transfer Zimbra Cloud to Zimbra Server or Migrate Zimbra Server to Zimbra Cloud. Therefore, our team developed a single Zimbra Migration Tool solution.

A single Zimbra to Zimbra Migration tool allows you to transfer emails from Zimbra Cloud or On-Premise Server vice-versa. The software allows its users to export Zimbra Emails, Briefcase, Tasks, Notes, and More Zimbra Mailboxes Items. The Zimbra to Zimbra Migration tool also supports Zimbra extracted or non-extracted TGZ files. One can easily use this application to migrate multiple Zimbra Mailboxes to Zimbra. Before the migration process, you can easily preview Zimbra TGZ Emails and Contacts within the software Interface. The Zimbra to Zimbra Migration tool supports all editions of Microsoft Windows Operating Systems. The working process of this application is explained in the section below.

How to Migrate Zimbra On-Premise Server to Zimbra Cloud Hosted Server?

First of all, you need to download this application on your Windows Computer.

Download Now Purchase Now

  1. After that, you need to choose your source Zimbra Server (On-Premise or Cloud Hosted). For Zimbra On-Premise to Cloud, Select the “Migrate On-Premise Zimbra Server Mailboxes” option.
    choose migrate on-premise Zimbra Server Mailboxes option
  2. Thereafter, the On-Premise Migration wizard will open. Now, choose your Zimbra On-Premise Server data or Mailboxes TGZ files with dual selection options.
    run zimbra to zimbra migration tool
  3. After that, you can select any email to get a free preview. In addition, you can search for specific emails from mailboxes.
    preview folders
  4. Click on the convert button to proceed. Now, choose the IMAP option in the list of file saving options.
    choose IMAP saving option
  5. Thereafter, you can change the tab and choose filter options, if you want the selective migration process.
    set filters
  6. Now, you can migrate only contacts & calendars or complete mailbox items. Also, if you want to know which email is not migrated, then click on the “Create Log for messages not converted” options.
    create log
  7. Thereafter, enter the complete Zimbra Cloud Hosted Server details in the user interface panel.
    Note: – Here, you can also enter the details of another Zimbra On-Premise Server to Migrate emails from Zimbra On-Premise Server to Zimbra On-Premise Server.
    enter zimbra credentials
  8. Lastly, click on the next button to migrate Zimbra to Zimbra with all mailbox items.
    start zimbra to zimbra migration

How to Migrate Zimbra Cloud Hosted Server to Zimbra On-Premise Server?

Download the below software on your system.

Download Now Purchase Now

  1. Once done, choose the “Migrate Zimbra Cloud Hosted Mailboxes” option.
    select migrate zimbra cloud hosted mailboxes option
  2. After that, the Cloud Hosted Mailbox Migration wizard will open.
    start the software
  3. Thereafter, you can select the advanced options, if you want to migrate multiple user mailboxes.use batch mode
  4. Enter your Zimbra Cloud Hosted server details in the user interface panel. Click on the next to connect your Zimbra server.
    enter zimbra cloud hosted server details
  5. The software analyzing all your Zimbra Cloud Hosted Server mailboxes folders.
    choose folders to migrate
  6. After that, select the required email folders from the list, which you want to migrate from Zimbra to Zimbra.
  7. Thereafter, select the IMAP option in the list of file saving options.
    select imap as saving option
  8. If you want to migrate Zimbra to Zimbra Desktop or Export Zimbra Cloud Server to TGZ format, then choose Zimbra option.
    choose Zimbra from saving option
  9. After that, for selective migration set filter options.
    select filters
  10. Thereafter, enter your On-Premise Zimbra Server details in the interface.
    Note: – If you want to migrate Zimbra to Zimbra Cloud, then enter another Zimbra Cloud Hosted server details here.
    enter credentials
  11. Click on the next button to start Zimbra to Zimbra Migration process.
    start zimbra to zimbra migration process

Zimbra to Zimbra Migration Utility – Common Features Explained

  • Migrate Zimbra Cloud or On-Premise Vice Versa:

In the entire online market, it is the only application that offers both solutions in a single utility. With the help of this application, you not only migrate Zimbra On-Premise to Zimbra Cloud Hosted Server or Zimbra Cloud Hosted Server to Zimbra On-Premise Server. But also, you can transfer Zimbra emails to various platforms.

  • Extract Zimbra Contacts Separately:

The tool gives the facility to extract only contacts from Zimbra Servers. So, you can easily share or migrate Contacts from Zimbra to Zimbra Server without facing any complications.

  • Maintain Zimbra Mailbox Folder Hierarchy Structure:

The folder structure is a major issue when moving email from one location to another. Therefore, all users want the best solution for moving emails with a fully maintained structured mailbox. This Zimbra to Zimbra Migration tool will keep all the mailboxes folder hierarchy structure after complete the process. So, you will get the same or original folder structure without any changes.

  • Transfer All Zimbra Items (Briefcase & Tasks):

The software does not only transfer emails or contacts. But you can use this application to transfer all other items such as briefcases, calendars, tasks, etc. from the Zimbra to Zimbra server.

  • Migrate Selected Zimbra Emails:

One of the major approaches while transferring emails from one account to another is selective migration. Therefore, the software was developed with all the facilities to solve all user issues. One can easily use advanced filter options to extract only required items from Zimbra Server to Zimbra.

  • Support All Microsoft Windows Editions:

The software supports all editions of Microsoft Windows Operating systems such as Windows 11, Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2025, Windows Server 2022, Windows Server 2019, Windows Server 2016, etc.

Also Read: How to Migrate Zimbra to Exchange Without Data Loss?

Conclusion

The decision to migrate Zimbra to Zimbra comes with lots of challenges. But we hope that you liked this write-up. And at the same time, you have found the solution to all the challenges of transferring Zimbra to Zimbra. In this article, we have explained both ways to exchange or migrate Zimbra On-Premise or Cloud Hosted server accounts. For testing purpose, we offered a trial edition of this utility will help you to transfer few emails from Zimbra to Zimbra.

For unlimited Zimbra Mailboxes to Zimbra migration, you need to purchase the licensed edition of this utility. Also, our experts always available to solve your queries. If you have any issues with the process of this program, you can take the help of our experts free of cost via Live Chat option.

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