How to Migrate Hosted Kerio Mail Server to Another Server

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  • Updated on September 30th, 2025

Kerio Mail Server is a reliable email platform. Most of the small and medium-sized businesses trust Kerio Mail Server for its strong features and ease of management. But over time, organizations need to migrate hosted Kerio mail server to another server. The decision often arises from the need to upgrade hardware or shift hosting providers. This comprehensive blog explains how to perform Kerio mail server migration safely. We will guide you through the direct solution with the Aryson IMAP Backup Tool to connect Hosted Kerio Mail Server to Another Server in a hassle-free manner.

Overview of Kerio Mail Server

Kerio Mail Server is a paid email and collaboration server made for small and medium businesses. It offers a complete platform to manage emails, calendars, contacts, tasks, and instant messaging. The server works with different email clients, including Microsoft Outlook, web browsers, and mobile devices. Here are the key features of Kerio Mail Server

  • Send, receive, and store emails safely with built-in spam and virus protection.
  • Share calendars, schedule meetings, and manage contacts for teams.
  • Works on Windows, macOS, Linux, and mobile devices.
  • Offers encryption, SSL/TLS, antivirus, and anti-spam features.
  • Access your emails and calendar from any browser.
  • Simple admin console to manage users, domains, and server settings.

How to Migrate Hosted Kerio Mail Server to Another Server

Data accuracy is the most essential thing for users nowadays. To achieve this, they require an effective solution to facilitate a flawless Kerio mail server migration. Here, we will introduce to the most preferred and expert-recommended solution. So that users can accomplish it within easy steps.migrate hosted Kerio mail server to another server

The Aryson IMAP Backup Tool is a powerful and reliable solution to migrate hosted Kerio mail server to another server. It works with all IMAP-supported email servers, including Kerio, Gmail, Yahoo, Office 365, Zoho, and many more. With the help of this utility, you can securely transfer their entire mailbox, including emails, attachments, contacts, calendars, and other data, without any risk of data loss. One of its key benefits is that it maintains the original folder hierarchy and email properties. As a result, your migrated data looks exactly the same on the new server. Its user-friendly interface makes it accessible for both technical and non-technical users. Due to its proficient features, this utility comes out as the reliable choice for businesses or individuals to migrate their email accounts with ease. Follow the given steps to migrate Kerio Connect to new server:

Simplified Steps to Migrate Hosted Kerio Mail Server to Another Server

  • Install and open the Aryson IMAP Backup Tool on your Windows or Mac system.
  • With the next panel, log in using your Kerio (or any IMAP server) email credentials.
  • Also, enter the IMAP host details and authenticate to fetch your mailbox data>>Next.
  • From all your mailbox folders, select the one or complete folder you want to migrate.
  • From the given list, choose another server where you want to migrate Kerion emails.
  • Now, provide the login details of the new server to establish a secure connection.
  • Lastly, use the filters of the software to migrate only selected emails and click Next.

Important Reminder: After completion, check the detailed report showing the status of all migrated emails. In case you want to backup IMAP data in another file format, you can do it with this same software. Other than that, it can download All Emails from IMAP Server to Desktop directly.

Additional Key Feature Associated With the Aryson IMAP Backup Tool 

  • You can migrate mailboxes from Kerio, Gmail, Yahoo, Zoho, Office 365, AOL, and other IMAP-supported email services.
  • Ensures that emails and attachments are transferred without any risk of data loss.
  • Save emails in popular formats like PST, MBOX, PDF, EML, MSG, and others for future use.
  • Export only the required emails using filters based on date, subject, or sender.
  • Also, you can automatically delete emails from the server to optimize mailbox storage.
  • Maintains original folder hierarchy, email formatting, and metadata during the entire process.
  • Moreover, users can set a specific time for automatic backups, which reduces manual efforts.
  • This Software comes with a simple layout. So even non-technical users can operate it smoothly.
  • Works flawlessly on all Windows versions and supports almost every major IMAP email provider.
  • Uses secure login methods and encryption to safeguard your account credentials.

Final Words

With the proper plan of how to execute the complete process, businesses can move their emails, contacts, and calendars safely within a few clicks. If we go for the best solution, then the recommended solution is Aryson IMAP Backup Tool to migrate hosted Kerio mail server to another server. This utility provides speed and accuracy. Moreover, you will get minimal downtime no matter with the size of the organization. With this reliable solution, you ensure that all your critical email data remains intact, your server space is optimized, and your team experiences no disruption in communication.

Frequently Asked Questions

Q1. What is the best way to migrate emails from Kerio Mail Server to another server

Ans: The most reliable way is to use Aryson IMAP Backup Tool, which ensures data security, folder hierarchy, and complete mailbox transfer without data loss.

Q2. Does Kerio support direct migration to Office 365 or Gmail?

Ans: Kerio does not provide a direct migration option. You need to use Aryson IMAP Backup Tool to move mailboxes securely to Office 365, Gmail, or other servers.

Q3. Will the folder structure remain the same after migration?

Ans: Yes, with the Aryson IMAP Backup Tool, the original folder hierarchy, attachments, and metadata remain intact on the new server.

Q4. Is it possible to migrate only selected emails from Kerio to another server?

Ans: Yes, Aryson IMAP Backup Tool allows you to apply filters like date, sender, or subject so you can migrate only specific emails instead of the entire mailbox.

Q5. How long does the Kerio Mail Server migration process take?

Ans: The time depends on the mailbox size, internet speed, and the destination server. Aryson IMAP Backup Tool can speed up the process compared to others.

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About The Author:

Rohan Wiese is a Technical Writer at Aryson Technologies. He is an expert Email Forensic, Cloud Computing, and a passionate nerd with over 10 years of experience in technical content writing. He writes about Cloud Migration, Database Recovery, Email Backup, Windows, Mac, and Tech.

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