Top Methods to Import PST to cPanel (Roundcube) Webmail

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  • Updated on February 3rd, 2026

When users switch from Microsoft Outlook to cPanel-based webmail, it becomes necessary to access existing PST emails. PST files are designed only for Outlook, which makes direct import into Roundcube Webmail impossible. As a result, users need effective methods to import PST to cPanel Roundcube safely and without disruption. In this blog, we discuss 02 top methods, including the Aryson PST Converter Tool to import PST to cPanel (Roundcube) Webmail. Continue reading this blog to simplify the migration process and ensure emails, attachments, and folder structure remain intact.

Why Do Users Need to Import PST to Roundcube Webmail?

There are several practical and real-world reasons why users look for ways to import PST files into Roundcube Webmail. Here, we will introduce you to some of the major ones: 

  • Many users switch from Microsoft Outlook to web-based email platforms to access emails more easily from any device.
  • cPanel hosting offers better control, lower costs, and centralized email management.
  • Roundcube Webmail allows users to access their emails through any web browser.
  • PST files work only with Microsoft Outlook and cannot be opened directly in cPanel.
  • Importing PST files into Roundcube helps users maintain continuous access to old emails.

Hence, importing PST files ensures uninterrupted email access and proper email management.

How to Import PST to cPanel Roundcube

Since Roundcube does not support PST files directly, users must follow specific methods to complete the process correctly. Therefore, the sections below explain the most effective ways to import PST to cPanel Roundcube, starting with the available manual approach and then a more reliable automated solution for PST to cPanel email migration: 

Manual Method to Import PST to Roundcube Webmail

Many users first try the manual method to import PST files into Roundcube Webmail. This approach requires converting Outlook data into a supported format and then uploading it through cPanel. Although the method works for a small number of emails, it demands careful execution and sufficient time. Below are the step-by-step instructions for PST to Roundcube migration: 

  • First, open Microsoft Outlook and locate the PST file that contains the required emails.
  • Next, select the emails and save them individually in EML format, since Roundcube supports EML files.
  • After that, sign in to your cPanel account using valid login credentials.
  • Then, open the Webmail section and choose Roundcube as the webmail client.
  • Now, select the mailbox folder where you want to upload the emails.
  • Finally, use the Import option in Roundcube to upload the EML files into the selected folder.

After completing these steps, the emails become accessible in Roundcube Webmail. However, due to time consumption and several limitations, this method may not be suitable for large PST files or business-critical data.

Drawbacks Associated with the Manual Method

  • It takes a lot of time because emails must be saved and uploaded one by one.
  • It does not support bulk PST file import, which makes it unsuitable for large mailboxes.
  • There is a high risk of missing emails or attachments during the manual process.
  • Moreover, the original folder structure may not remain the same after import.
  • Technical knowledge is required to perform the steps correctly without errors.
  • Outlook installation is mandatory to access and convert PST files.
  • Also, it does not provide any guarantee of complete data accuracy or integrity.

Professional Method to Import PST to cPanel Roundcube in Bulk

The Aryson PST Converter supports single as well as multiple PST files, which makes it suitable for both individual users and organizations. Moreover, it preserves the original email folder hierarchy, attachments, and important metadata such as To, From, Subject, and Date. As a result, users can access their emails in Roundcube exactly as they appeared in Outlook. In addition, it offers advanced filtering options that allow users to import only selected emails based on date range, folders, or specific criteria. It also works independently of Outlook installation, which simplifies the migration process further. Hence, this software comes out as the reliable solution for PST to cPanel email migration. Here is how to import PST to Roundcube: 

Simplified Steps to Import PST to cPanel Webmail

  • First, download and install the Aryson PST Converter on your system.
  • Add single or multiple PST files using the Select File or Select Folder option.
  • Now, preview the added PST emails and select the required folders for migration.
  • Then, choose IMAP as the destination email client from the list of Email Clients.
  • Enter the Roundcube email address, password, and IMAP server details correctly.
  • Afterward, apply advanced filters if you want to import specific emails only.
  • Click the Convert button to start importing PST emails to cPanel Roundcube in bulk.

Along with cPanel, you can also import PST file to Gmail, Office 365, Yahoo, AOL, & Others. . 

Conclusion

In this blog, we discussed verified solutions to import PST to cPanel Roundcube in a clear and practical way. Although the manual method works for small data, it involves multiple steps and several limitations. On the other hand, a professional solution like the Aryson PST Converter offers a faster and more reliable approach for bulk migration. Both methods serve different needs, so users can choose based on data size and urgency. Overall, selecting the right approach helps ensure smooth email access and better mailbox management in Roundcube Webmail.

Frequently Asked Questions:

Q1. Can I import a PST file directly into Roundcube Webmail?

Ans: No, Roundcube does not support PST files directly. Therefore, you must first convert the data or use Aryson PST Converter to import emails.

Q2. Which email format is supported by Roundcube for manual import?

Ans: Roundcube supports the EML file format. Hence, PST emails must be converted to EML before manual upload.

Q3. Is the manual method suitable for large PST files?

Ans: No, the manual method works only for small mailboxes. Moreover, it consumes time and increases the risk of data loss.

Q4. Can I import multiple PST files into cPanel Roundcube at once?

Ans: Yes, you can import multiple PST files in bulk by using a professional solution like the Aryson PST Converter.

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About The Author:

Rohan Wiese is a Technical Content Writer at Aryson Technologies, specializing in databases, e-mail recovery, and e-mail migration solutions. He enjoys conducting research and generating information that assists database administrators, businesses, and novices in resolving issues with MS SQL Server, MySQL databases, Cloud Computing, and Microsoft Exchange.

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