How To Do Email Migration From Thunderbird To Outlook?

Everyone is familiar with Thunderbird by Mozilla, which is one of the most flexible desktop email applications. For cutting short, the expenses met while using and maintaining email platforms and servers, enterprisers use Thunderbird, since it is a freeware application. It is the only application that is supportive multiple OS, i.e. Windows, Linux and Mac.


However, as the growth in business rises, requirement of more powerful mail client is certainly met in order to fulfill professional needs. Thus, the condition leads to switching from Thunderbird to Outlook makes sense. Let us see what Thunderbird is and why there is a need for people to switch or choose PST over a versatile format like MBOX. In addition, readers will find out how email migration from Thunderbird to Outlook takes place.

What is Thunderbird?

Thunderbird is news feed client aimed at emailing. It is the only flexible mail client as it supports different OS as mentioned in the start. MBOX assistant Thunderbird contains many features such as; it is capable of holding more than one email account configuration, supports IMAP and POP protocols, message filtering, etc. Although, it has all these features people still go for Outlook and why is it so. With the following section you will get a clear glance to all of your doubts; why and how to move from MBOX to PST.


Though Thunderbird follows sufficient features, it has certain disadvantages.

  • RSS feed reader extend more power.
  • It does not show posts, related messages, etc.
  • It is difficult to include more security features.

Outlook in Short:

Outlook is a personalized email client from Microsoft and supports emails, contacts, calendars, notes, etc. It is an efficient standalone application. All the information is stored in Personal Storage Table (PST) file and in OST file format during Offline mode of Exchange server.

Outlook is available in many versions and each of the versions differs in content and quality. And the latest version deployed by Microsoft is Outlook 2016. Outlook support Exchange server as well as SharePoint server.

More On Outlook:

  • Outlook supports POP and IMAP protocols.
  • It supports Hotmail accounts.
  • It has to-do lists, journals, calendars apart from email.
  • It has efficient spam filtering technique, Search filters, etc.
  • Outlook is provided with mail grouping for efficient mailing.

Now, it might have been clear why people prefer Outlook. There are many possible way to convert MBOX file to Outlook.

Email Migration from Thunderbird to Outlook

One of the easiest methods to convert MBOX to PST is;

  1. Open the mail folder.
  2. Choose the emails.
  3. Drag and Drop emails out as .eml
  4. On Outlook, create a ‘New folder’ and open it.
  5. Open the renamed folder, drag, and drop the files exported.

NOTE: As long as Outlook is set as the default client double clicking on EML files will open them on the respective client. However, opening them from the folder in Outlook will be troublesome.

However, manual procedures are not up to the mark. You will come across many hurdles while following the procedures. For an effective conversion, the users will have to go for third party software. Thunderbird to Outlook Converter is an apt tool for conversion. The tool is useful for converting MBOX file to PST and also support the conversion to other file formats as; EML and MSG without the aid of MS Outlook. The user can import the converted files to Outlook later according to the time. It gives 100% of the conversion.

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