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How to Export Postbox Mail to Office 365 Account – Conveniently

  author
Written By Mohit Jha
Anuraag Singh
Approved By Anuraag Singh
Published On November 14th, 2024
Reading Time 7 Minutes Reading

Postbox is a desktop-based email client that allows you to manage your mailbox data on the local machine. However, due to its platform dependency, it is not possible to access your emails and attachments from anywhere. Therefore, users from all over the world are migrating from desktop-based email services to cloud-based platforms. And this leads to today’s topic which is – “How to Export Postbox Mail to Office 365 Account?”

But before getting into the solution directly, let’s have a quick glance at the user query below, to understand the real-life scenario.

User Query – “ Hi there! I am a user of Postbox Mail Client and wish to export Postbox Mail to Office 365 Mailbox with all files and attachments. What is the best and easiest method to upload/import/migrate mailboxes from Postbox 6 to the O365 account, without compromising on the integrity of my data? What are the benefits of performing Postbox 6.1.18 to MS365 email migration?”

Microsoft 365, is a cloud-based subscription service that allows users to access data from multiple gadgets and any location across the globe. Microsoft 365 suits offers the latest updates and features and allows you to manage your crucial data effectively on the cloud. Let’s understand the benefits and features offered by Outlook Online that make users more inclined to migrate emails and attachments from Postbox to Office 365 mailbox.

Table of Content

Why Migrate Emails & Attachments from Postbox to MS 365 Mailbox?

More updates and features offered by Office 365 – Exchange Online offers an orderly arrangement of all your data mailbox data items and provides faster connectivity for better productivity. You also get other essential features like online mailbox access, scheduling calendar meetings and invitations, and planning meeting invites.

Not bound by Platform Dependency – This is one of the main reasons to export Postbox Mail to Office 365. This cloud-based MS365 allows you to access your data from any device or gadget and any location across the world. As you are no longer restricted to a particular platform, you can perform all your personal and professional tasks effectively.

Capable of Handling a Large Amount of Data – If you are dealing with large size of emails and other data, it will be very difficult to work and arrange large files with a Postbox Mail client. Outlook Online, on the other hand, lets you store bulk data without needing to worry about storage space.

Improves Efficiency at Workspace – If you are working in an organization where you need to continuously shift from one machine to another, using Office365 Mailbox can save crucial time and resources.

How to Import Emails from Postbox 6.0 into the O365 Account?

Now that you are familiar with the benefits of using a cloud-based email service over a desktop-based email client, let’s take a look at the process of importing emails from Postbox 6 into the O365 Account Quickly. But before importing emails, you have to set up IMAP configurations in the Postbox.

Here are the steps to Configure IMAP settings.

Step 1. Open Postbox and go to Preferences (or Account Settings).

Step 2. Click Add Account or select an existing account.

Step 3. Choose Manual Configuration and enter these settings:

IMAP (Incoming):

  • Server: imap.your-email-provider.com
  • Port: 993 (SSL) or 143 (non-SSL)
  • SSL/TLS: Yes

SMTP (Outgoing):

  • Server: smtp.your-email-provider.com
  • Port: 465 (SSL) or 587 (TLS)
  • SSL/TLS: Yes

Step 4. Enter your username (email address) and password.

Step 5. Click Done or Save and test by sending/receiving an email.

Now, let’s move to the next steps.

Steps to Export Postbox Mail to Office 365 Via Manual Method

  • Step 1. Navigate to the Microsoft Office 365 admin center. Now create the new users in the Office 365 suite. After the successful creation of the users, assign valid licenses to them.
  • Step 2. Add the Postbox domain to the Office 365 account.
  • Step 3. Create a CSV file that contains the details of the users such as usernames and passwords.
  • Step 4. Create the migration endpoint, and provide all the necessary details of the Postbox IMAP account.
  • Step 5. Now, it’s time to create the migration batch and initiate the migration process.
  • Step 6. After the successful completion of the migration process, route the emails to the new destination account. Also, delete the created migration batch and stop the synchronization.

Limitations of Using the Manual Method

You can use the above-mentioned manual method, however, it has several shortcomings, some of which are as follows.

  • You need to be technically sound to perform the entire migration progress.
  • You need time and resources to carry out the entire procedure.
  • The manual method does not allow you to migrate an unlimited amount of data.
  • As the process is being carried out manually, there are fewer chances of accurate and precise results.
  • You may even end up losing your valuable email data.

Automated Method – Using a Converter

You can transfer your email data using MBOX to Office 365 Migration Software by SysTools and get the required results in a few minutes. This converter is also preferred by organizations and workspaces for better management of their time and resources. Opting for a software tool to export Postbox Mail to Office 365 Mailbox is a better alternative as it works with 100% precision and accuracy, with no compromise on the integrity of your data.

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Suppose, you do not want to deal with the MBOX file. Then you can choose the SysTools Most Reliable IMAP to Office 365 Migration Tool. It can migrate all the mailboxes from Postbox 6 to Office 365 without affecting the data integrity and hierarchy.

Steps to Migrate Postbox Mail to Office 365 Using the Tool

Step 1. Launch the Software on your system. The UI of the tool will look like this:

Open Migrator Tool

Step 2. Select the “Add File(s) or “Add Folder” option.

Add File(s) or Folder

Step 3. Pick the desired file and select the “Open” button.

Pick the desired file

Step 4.  The tool will show the file that you have added. Click on “Next”.

Preview File(s)

Step 5. Now, the Office 365 option is automatically selected. Click on “OK”.

Office 365

Step 6. You will be provided with two options – with Impersonation and without Impersonation. If you want to proceed with admin credentials, choose the ‘Impersonation’ option. If you wish to proceed with user credentials, opt for the ‘Without Impersonation’ option.

Select with Impersonation/ without impersonation
Step 7. In both the above cases, you need to enter the Office 365 credentials ( Id and password) and get them validated.

Step 8. Apply Filters using the In-built date filter provided for selective conversion.

Step 9. Click on ‘Export’ and start the process.

Step 10. Once the process is complete, select the location where you want to save the export report. You can also download the import report in CSV format.

CSV Report

Benefits of using a Tool to Transfer Postbox Mail to Office365.com

This software tool gives error-free and fast results, without compromising on the integrity of your data. Some of the benefits of using a tool to transfer Postbox Mail to Office365.com are:

  • This utility offers to transfer bulk data from Postbox to Office 365.
  • It supports multiple options to move email data such as the ‘File” or ‘Folder’.
  • Maintains folder hierarchy throughout the migration process.
  • Provides Categories option to import/export all files.
  • Offers the ‘With Impersonation’ or ‘Without Impersonation” feature.
  • Gives ‘In-built Date Filter’ for export selective data by date.
  • Support all versions of Window

Conclusion

It is not an easy task to export Postbox Mail to Office 365 mailbox manually and may require a lot of time and technical knowledge. Therefore, it is better to opt for the above tool to get an error-free, fast, and efficient migration. As this tool is easy to use, it can be used by anyone without any need for a technical background. We have tried to give you a quick solution to convert your emails from Postbox6.1.18 to an Office 365 account. You can try the tool and check its functionality and unique characteristics.

  author

By Mohit Jha

Mohit is a writer, researcher, and editor. Cyber ​​security and digital forensics are the two subjects that keep Mohit out of his seat. In addition, he hopes that the well-researched and thought-out articles he finds will help people learn.

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