Posted by Nishi on 22 June 2025
Zoho Mail offers a very simple solution to migrate data from your previous email provider to the respective user accounts in Zoho Mail directly. These user accounts need to be created in Zoho Mail before adding the migration. Follow this link for detailed instructions on user addition.
If your email was previously hosted with G Suite, you can migrate to Zoho Mail using the migration options that are specific to G Suite.
G Suite migration has multiple advantages over Gmail IMAP migration since you can also migrate your Calendar and Contacts data along with email. Further migration to G Suite can be done by using just the Administrator credentials. Refer here for detailed instructions on G Suite migration.
If you do not want to use the G Suite migration, you can use the IMAP protocol to migrate your emails from Gmail to Zoho Mail. Refer to this help page for more details.
If your email service was hosted with Office 365 previously, the administrator can make use of the Office 365 migration option in the Zoho Mail Admin Console. This will migrate not just the emails, but also the calendar and contact details saved under each user's account. Follow this help page for more details on specific migration from Office 365.
Alternatively, you can migrate your emails with the help of IMAP migration from your Office 365 account to Zoho Mail. Refer to this help page for more details.
The Microsoft Exchange Server is an email and calendaring server developed by Microsoft. If your email service was previously hosted with an Exchange Server, you can migrate to Zoho Mail by preparing the source environment for migration and then adding the migration. Email, Contacts and Calendar data from the Exchange Server to Zoho Mail.
Follow this help page for more details on specific migration from Microsoft Exchange Server.
If your email service was either hosted with GoDaddy or you have purchased Microsoft office 365 via GoDaddy previously, the administrator can perform a server to server migration via IMAP from the Zoho Mail Admin Console. The data from the user accounts from your source server will directly be migrated to the respective user accounts in Zoho Mail.
Follow this help page for more details on specific migration from GoDaddy
The most recommended way to migrate emails to Zoho Mail is the IMAP Migration. After migration, they can continue from where they left, as the email statuses and email folders are maintained and migrated in IMAP Migration.
In case your previous email server does not support IMAP, then the emails can also be migrated via POP migration. Refer here for detailed instructions.
If your previous email service was run by an in-house/ on-premise Exchange Server (without POP/IMAP support) or the user's emails are available as offline PSTor EML files, then the administrator can use Exchange Migration Wizard to migrate the emails from Exchange Server to the respective user accounts in Zoho Mail. This wizard can also be used to discover users from Active Directory to their Zoho Mail organization accounts. You can download the Exchange migration tool from here.
In general, to complete the migration for a batch of 25 users, each with a mailbox size of around 2 GB, and the maximum Connection Limit set to 10, it approximately takes 11 hours.
Choosing the migration type that suits the requirements of your organization is vital to ensure a smooth and proper migration. Each migration type is best suited for a specific type of users. Read through the next section to determine which type works best under which situation.
If your emails are in a cloud-hosted email service like Google Apps or Yahoo or any other cloud email server which support IMAP Access, you can perform a server-to-server migration via IMAP from the Admin Console. The data from the user accounts from your source server will directly be migrated to the respective user accounts in Zoho Mail. These user accounts need to be created in Zoho Mail before adding the migration. Follow this link for detailed instructions on user addition.
Zoho Mail supports both IMAP and POP Migration, but IMAP Migration has more advantages compared to POP Migration. To know more on which migration would be ideal for your accounts, refer to the Advantages of IMAP Migration over POP.
If your emails are in a cloud-hosted email service like Google Apps or Yahoo or any other cloud email server which support IMAP Access, you can perform a server to server migration via IMAP from the Control Panel.
Zoho Mail supports both IMAP and POP Migration, but IMAP Migration has more advantages compared to POP Migration.
The exact folder and mail count can be rechecked from the โView Folder Detailsโ option in the โArchive Policyโ page. This page will list the folder-wise email count and the mailbox size.
The exact folder and mail count can be rechecked from the โView Folder Detailsโ option in the โArchive Policyโ page. This page will list the folder-wise email count and the mailbox size.
The exact folder and mail count can be rechecked from the โView Folder Detailsโ option in the โArchive Policyโ page. This page will list the folder-wise email count and the mailbox size.
1. Add domain(s) in Zoho Mail.
2. Verify domain(s) in Zoho Mail.
3. Create all users and groups in Zoho Mail.
4. Run sample migration for 3 or 4 users to test the migration.
5. Ideally, a weekend is suitable to switch the service (low incoming emails).
6. Inform the users about the switch of email and provide the login details for the users before the switch.
7. Change the MX to Zoho Mail. (Friday night/ Saturday early morning).
8. Email Routing can be configured to avoid any loss of data.
9. Create a catch-all account (not applicable in case of Split Delivery) to monitor and find out if any email addresses (groups/ users) were missed when creating the users.
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