PST to IMAP Migration
If your emails are scattered across multiple PST files and you want to access them from any device, importing them to an IMAP-enabled server is a practical solution. IMAP stores your emails on the server, ensuring real-time synchronization across platforms like Gmail, Outlook.com, Zoho Mail, Yahoo Mail, and Zimbra. Whether you are switching to a new email service, organizing old archives, or freeing up local storage, migrating PST files to an IMAP server enhances accessibility and streamlines email management.
Over time, PST files accumulate from previous Outlook profiles, backup exports, or older systems. Managing them manually, particularly in large quantities, can be time-consuming and prone to errors. The EdbMails IMAP Migration Tool streamlines this process by allowing direct import of PST files to IMAP servers. It enables bulk imports, preserves folder structures, automatically maps mailboxes, and ensures duplicates are avoided through delta migration.

This guide provides a straightforward, step-by-step process to migrate PST files to your IMAP account using EdbMails. It covers everything from preparing your PST files to connecting with your IMAP server and setting up the migration, ensuring a seamless and dependable transfer. Whether you are an individual user or handling multiple mailboxes for an organization, this guide will help you complete your PST to IMAP migration efficiently and confidently.
Prerequisites to Import PST to IMAP
- Install Microsoft Outlook: To import PST to IMAP, install Microsoft Outlook with a profile on the computer where you want to perform the migration operation.
- Collect IMAP Account Details: Have your IMAP server details ready, including the hostname, port number, email address, and password.
- Prepare CSV file for Multiple Users Migration: If you need to migrate multiple mailboxes, download the sample CSV file from the EdbMails application. Update it with the IMAP server hostname, port number, email addresses, and passwords for each mailbox you want to migrate.
- Gmail account configuration: For Gmail accounts, generate an app password and use it instead of your regular account password when connecting through the EdbMails application.
Learn how to find an IMAP server hostname.
Steps to Import Bulk PST Files to IMAP Account
Step 1: Download and install EdbMails IMAP migration Software
- Download EdbMails and install the application on any Windows computer.
See EdbMails system requirements for PST to IMAP import
- Open the EdbMails application on your computer.
- Enter your registered email and password, then click ‘Login’. If you don’t have an account, select ‘Start Your Free Trial’ to try the application.Note: The Free Trial gives access to all main features and allows exporting up to 30 items per folder. To export without limits, purchase a valid license from the EdbMails website.
Click here to purchase the license from the EdbMails website.
After purchase, restart the application and log in with the same email and password to activate your license.
- Choose the option ‘IMAP (Gmail, Outlook and more) Migration’
- Select ‘Restore PST to IMAP’.
- You can continue using the default job name that has already been assigned, or select ‘New Job’ to rename it according to your preference before proceeding.
- Download EdbMails and install the application on any Windows computer.
Step 2: Add PST files
- Click the ‘Add file(s)’ button.
- Browse the PST file(s) from your computer that you want to import.
Step 3: Connect to Target IMAP server
- To migrate a single user account, select ‘Single User / Account Migration’. Then pick the relevant protocol, either ‘Connect to IMAP Server’ or ‘Connect to POP3 Server’, and click ‘Next’ to proceed.
- For a single-user login, select the appropriate IMAP hostname from the list or type it in manually, then enter your email address and password.
Note: If you're connecting to a Gmail account, make sure to create an app password and use it instead of your regular password.
- Click the ‘Login’ button.
- To migrate several IMAP accounts at once, choose ‘Multiple (bulk) Users/Accounts Migration’ and then click ‘Next’.
- Click ‘IMAP Migration CSV File’ and choose the destination folder on your local drive to download the ‘Sample.CSV’ file.
- Open the CSV file and enter the required information for each mailbox, such as the email address, password, IMAP server hostname, and port number. Once all details are added, save the CSV file and close it.
- Now, click the 'Load Modified CSV File' button to load, and select the modified CSV file.
- Click ‘Next’ to proceed after verifying the mailboxes.
Step 4: PST to IMAP mailboxes mapping
- Select the appropriate option to map the source mailboxes to the corresponding target mailboxes.
- EdbMails automatically maps mailboxes from your source PST files with the target IMAP mailboxes, making it easy to manage large-scale migrations.
Step 5: Start PST to IMAP Restore operation
- Click the ‘Settings’ button to apply filters as needed. For instance, you can use the date filter to migrate data only within a specific time range.
- Click the ‘Start Restore’ button to initiate the migration process.
- Select the ‘View Log’ option to open the migration report, where you can review the mailbox migration status, check for any errors, and view a detailed summary of migrated data including the total number of items exported for clear monitoring and assessment of the entire process.
Benefits of EdbMails for PST to IMAP migration
- Effortless individual and bulk PST files migration
EdbMails simplifies both individual and bulk PST file migration with an intuitive, user-friendly interface. Whether you're migrating a single PST file or multiple, the process is seamless and efficient. It ensures a secure and reliable transfer of emails, folders, and attachments to your chosen IMAP server.
- Selective email migration with filters
EdbMails IMAP Migration Software application offers advanced filters to help you selectively migrate emails. You can choose emails based on criteria such as the date (before/after), subject, attachment names, sender, recipient, and whether the message is read or unread. This feature allows you to target only the emails you want to migrate.
- Folder exclusion options
EdbMails provides advanced folder exclusion options to give you complete control over the migration process. You can choose to exclude standard folders like Sent Items, Junk Email, or Deleted Items, as well as any custom folders. This ensures that unnecessary data is left out, reducing migration time and optimizing storage on the target server. Whether you want to exclude certain folders entirely or refine your migration criteria, the folder exclusion feature allows for precise and efficient data transfer.
- Direct migration from PST to IMAP server
EdbMails provides a direct migration path from PST files to the target IMAP server, eliminating the need for intermediate steps. This direct approach ensures a faster and more reliable transfer of data with minimal disruption.
- Support for All IMAP-enabled servers
EdbMails supports migrations to all IMAP-enabled email servers, offering compatibility with a wide range of hosting platforms. Whether you're moving to Gmail, Outlook, Yahoo, Zimbra, Zoho, cPanel, Rackspace, Hotmail, or custom IMAP setups, EdbMails ensures smooth import PST to IMAP with full support.
- Full compatibility with Windows operating systems
Compatible with Windows 11, 10, 8.1, 8, 7, and all Windows server versions, EdbMails ensures broad system compatibility. Users can rely on the software for migrations across different environments without concerns about operating system limitations.
- Free trial and 24/7 customer support
EdbMails offers a free trial, giving users a chance to evaluate the tool's capabilities before purchasing. Additionally, 24/7 free tech support ensures assistance is always available, helping users navigate any issues during the migration process.
Frequently Asked Questions (FAQs)
Will folder structure and attachments be preserved?
Yes. EdbMails maintains the original folder hierarchy, email formatting, and attachments exactly as they appear in the source PST file. This ensures your mailbox remains fully organized after migration.
Does the tool support Gmail, Zoho, and Outlook.com IMAP?
Absolutely. EdbMails supports all IMAP-enabled servers, including Gmail, Zoho Mail, Outlook.com, Zimbra, cPanel, and other IMAP servers.
Does EdbMails support delta migration for reattempts?
Yes. The delta migration feature ensures that only new or modified items are migrated in subsequent runs, preventing duplicate emails and saving time during incremental updates.
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