How to Import OST to Zoho Mail with Attachments?

Written By
Abhishek Singh

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Updated on
January 13, 2026

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4 minutes Read

Summary: This blog shows how to import OST to Zoho Mail account. For OST files connected to Exchange, manual migration works well. But if your OST is orphaned, you can’t migrate it manually. We recommend using a professional MacSonik OST to PST Converter Tool for such cases. This smart tool can convert your orphaned file without any issues or errors. We will see the working of this smart tool to get correct and safe outputs.

Why Users Transfer OST File to Zoho Mail?

• Being able to check emails from any device with internet access.
• Using a more user-friendly interface offered by Zoho Mail.
• Benefiting from improved security and spam protection.
• Collaborating and sharing emails easily within teams.
• Saving local storage by moving emails from the desktop to the cloud.
• Ensuring emails are backed up online and protected from computer problems.

How to import OST to Zoho Mail Manually?

This method is divided into two main steps that need to be executed properly. It is important to connect the OST file to the Exchange Server. Moreover, the process requires some technical knowledge to transfer OST emails to Zoho Mail

Step 1: Set Up Zoho Mail in Outlook

1. Open Outlook first.
2. Now, go to the File section and then click on Add Account.
3. Then, when your setup screen appears, choose Manual setup, then click Next.
4. After that, select POP or IMAP and continue.
5. Now just enter your Zoho email address and password.
6. Click on More Settings and add the IMAP and SMTP details according to Zoho Mail.
7. Once that’s done, click Next and let Outlook finish the setup.

Step 2: Migrate OST to Zoho Mail

1. Firstly, open your Outlook OST mailbox and select the emails you want to move.
2. Then, right-click the selected emails and choose Move > Copy to Folder.
3. After that, select the folder in your Zoho Mail account where you want to copy the emails.
4. Finally, click OK to start the transfer.

Limitations

• There’s no easy way to pick emails by date or size before moving them.
• It’s not a great option for large or business mailboxes.

Import OST to Zoho Mail with Attachment Securely

Many people turn to the OST to PST Converter Tool when they need an easy way to move OST emails. This tool has easy to GUI which makes it beginner-friendly. In addition, it offers various features and filters that are used to enhance the final output. Moreover, the tool is also efficient in importing to other clients, like to import OST to iCloud.

Steps to Convert OST to Zoho Mail

1. Firstly, download and run the OST Converter Tool.
2. Then, add the OST file or folder and click Next.
3. After that, preview and select files and click Next.
4. Further, choose Zoho Mail and log in with your credentials.
5. Finally, apply important filters and click Convert.

Conclusion

We talked about a few ways to import OST to Zoho Mail. If your OST is still linked to an Exchange account, the process is pretty simple. You just add your Zoho account to Outlook and copy the emails over from your mailbox. When the OST file is no longer connected to the server manual method will not work. In that situation, using a dedicated OST File Converter tool is the easiest and safest way.

Frequently Asked Questions

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