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Office 365 Migration

User Manual

User Manual

  • Office 365 Migration Overview
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    • Office 365 to Office 365
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  • How it works?
    • Office 365 to Office 365
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    • Public Folder to Office 365
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    • Multiple PST to Office 365
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  3. Import multiple PST files to Office 365
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Restore multiple PST files to Office 365

Importing PST files into Office 365 is essential for consolidating data, migrating old email archives, and integrating personal or legacy PST files into a unified Office 365 environment. This process is also beneficial for combining data from former employees, organizing scattered data sources, and ensuring compliance with data retention policies. Centralizing all important information in Office 365 makes it easier to search and access, enhancing overall data management.

EdbMails Office 365 migration software makes it straightforward to import multiple PST files into Office 365. Its user-friendly interface simplifies the migration process, allowing users to manage import operations with minimal technical knowledge. The software automatically maps mailboxes from PST files to the correct Office 365 mailboxes, reducing the need for manual efforts. Users can view and select target Office 365 folder listings to ensure data is placed accurately and the original email structure is preserved.

Import multiple PST files to Office 365

The software maintains data integrity throughout the import operation, ensuring that all the items emails, attachments, contacts, and calendar items remain intact. The migration reports provide transparency into the import process, allowing users to monitor progress, address any issues, and confirm that the migration is completed successfully.

EdbMails handles various import scenarios, including the simultaneous migration of multiple PST files and efficient management of large data volumes. This flexibility ensures a tailored migration experience, making the transition to Office 365 smooth and reliable. The below sections detail Prerequisites, steps to import multiple PST files using EdbMails.

  1. Prerequisites to import bulk PST files to Office 365

    1. To migrate PST files to Office 365, ensure that Microsoft Outlook is installed on the computer where you are performing the import operation and that an Outlook profile is configured.
    2. EdbMails automatically creates Office 365 mailboxes and assigns licenses on target servers. However, if you want to manually create mailboxes for your organization's users and assign the appropriate licenses to them navigate through the below links

      • Add users and assign licenses to Office 365 users
      • Add several users at the same time to Office 365
      • Assign Microsoft 365 licenses to user accounts
    3. Explore the different Office 365 licensing plans to find one that best suits your needs. You can start with a 30-day free trial and later choose a plan that aligns with your requirements. Utilize available resources to compare various Office 365 business and enterprise plans before making a decision. Compare Office 365 business plans and compare Office 365 enterprise plans.
    4. If you intend to migrate PST files to public folders on Office 365, ensure that you create and configure the corresponding public folders on the target server.
    5. To connect to In-Place Archives on the target server, ensure that the archive mailbox is enabled. See the steps for enabling online Archive in Office 365.
    6. Use a global administrator account with a mailbox for Automatic Registration of EdbMails on Entra ID (Azure Active Directory).
    7. Configure Office 365 to send and receive large messages.
       Follow the steps to increase the message size on Office 365 to 150MB.
  2. Steps to import multiple PST files to Office 365 using EdbMails

    1. Step 1: Download and install EdbMails software

      • Download and install EdbMails application on your computer

         See EdbMails system requirements to import multiple PST files to Office 365.

        EdbMails software installation

    2. Step 2: Launch EdbMails Software

      • Launch the EdbMails application. Enter your email address and password, then click the 'Login' or 'Start Your Free Trial' button.

         Login to EdbMails application

      • Select ‘Office 365 Migration’ option

        Select Office 365 migration option

      • Select ‘Restore PST to Office 365’.

        Select the restore PST to Office 365 migration

      • You can either keep the default job name or click the ‘New Job’ button to modify it to a name of your choice.

        Enter restore PST to Office 365 job name

    3. Step 3: Add multiple PST files

      • Click the ‘Add file(s)’ button to add PST files to the user interface.

        Click the add files

      • Choose the multiple PST files you wish to select from your computer drive.

        Select the multiple PST files

      • Verify the selected PST files.

        Verify PST files

      • To create a folder in the target mailbox with a name that matches the source PST file, enable the option highlighted in the screenshot below. Click the ‘Next’ button to proceed.

        Create on folder target

    4. Step 5: Connect to target Office 365 server

      • Click the ‘Add New Connection’ button to set up a new connection with the target Office 365 server. To use an existing connection, select it from the list and click ‘Connect to Existing’ to continue.

        Click add new connection

      • Select the required connection options and click the ‘Next’ button

        Select required connection option

      • Choose the desired target connection method. Then, click the ‘Login’ button to proceed.

        Connect to target Office 365 server

      • After selecting the desired migration option, proceed with the login on the Microsoft sign-in page.

        Microsoft login

      • After you authenticate and log in successfully, select one of the methods to load the mailboxes. You can also load and migrate the mailboxes using a CSV file.

        Select the mailbox loading option on target server

    5. Step 6: Map source and target mailboxes

      • Select the required option for mapping.

        Choose mailbox mapping option

         EdbMails automatically maps mailboxes and folders between source and target tenants, which is particularly beneficial for large-scale migrations. Alternatively, you have the flexibility to manually map source folders and subfolders to specific target locations as needed.

        PST to Office 365 mailboxes mapping

    6. Step 7: Start PST to Office 365 migration

      • After completing the mailbox mapping, click the ‘Start Restore’ button to begin the process.

        PST to Office 365 migration progress

      • Upon migration completion, a message will appear. You can click the ‘View Log’ button and check the migration report.

Additional resources:

  • EdbMails Office 365 migration software
  • Office 365 to PST export
  • Office 365 migration guide
  • Disable EWS throttling on Office 365
  • Automatic mailbox mapping
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 In this manual

Prerequisites of bulk PST filesSteps to import PST files

Office 365 Migration

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