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SysTools Thunderbird Import Wizard

(Average Rating 4.7 Based on 604 Reviews)

Robust Software to Import MBOX to Thunderbird Email Application

SysTools Thunderbird Import Wizard - Screenshots

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  • Import MBOX, EML, Maildir files to Mozilla Thunderbird in bulk
  • Move complete Thunderbird profile to new computer
  • Support MBOX files of Thunderbird, Apple Mail, Gmail, etc.
  • Import MBOX emails with any type of attachments in Thunderbird
  • Transfer MBOX to Thunderbird Configured Profiles & Local Folder
  • Importing single or bulk files using Add File(s) or Add Folder
  • Date filter option to transfer selective emails from the MBOX files
  • Feature to Maintain Folder Structure of source MBOX / MBS files
  • Complete retention of metadata after adding MBOX to Thunderbird
  • Windows Operating System 10 and other lower versions compatibility

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Free Live Demo: – SysTools Thunderbird Import Wizard Fully Secured Download Version

Awards & Reviews

Software suggest rated Thunderbird MBOX Importer Tool 4 star due to its ability to add multiple MBOX files into Thunderbird profile at once.

Soft32 awarded Thunderbird Import Tool a 5-star rating for being a software application free of virus, spyware, and malware.

g2crowd.com rated SysTools Thunderbird Import Wizard 5 Star because of its efficiency to import MBOX to Thunderbird profiles and easy-to-use interface.

Expert Reviews

James Smith, Blogger

Thunderbird Import Wizard facilitates selective MBOX file data import into Thunderbird 60 and other versions. With its date filter, only the required MBOX emails can be opened in Mozilla Thunderbird. A complete MBOX importer software suitable for MBOX files created in all the major email clients of both Windows and Mac OS.

Peter, USA

For bulk / multiple MBOX file import into Mozilla Thunderbird profiles, SysTools Thunderbird Import Wizard is a popular application. This Windows OS compatible Thunderbird Importer Tool allows users to open MBOX files of different email clients into Thunderbird. Its simple interface assists users to perform MBOX file transfer in an easy manner.

Supported Email Clients for MBOX to Thunderbird Importer

MBOX is one of the most commonly used file extension for storing email client data. Various email applications support MBOX files and save their data in MBOX file format at the back end. To import MBOX file into Thunderbird Windows, this software supports these email clients:

Mozilla Thunderbird

Google Takeout (*.mbox)

Google Vault Files(*.mbox)

Netscape

Eudora

Apple mail/ MAC mail

Opera Mail

Seamonkey

Mulberry

Entourage

Evolution

Becky! Internet Mail

Spicebird

Mailcopa

Kmail

Alpine

Postbox

ConeP

PowerMail

Berkeley Mail

Pocomail

Turnpike

Claws Mail

Horde Group Webmail

Import Complete Thunderbird Profile

If someone is changing their system and switching to a new one, Thunderbird Import Wizard can assist them in moving the entire Mozilla Thunderbird profile. Just go to the location of Thunderbird and select the profile. The Thunderbird Importer tool will easily import the complete Thunderbird profile to another computer including the MBOX and SBD files located within it.

“C:\Documents and Settings\*username\Application data\Thunderbird\Profiles\*name.default”

ImportExportTools NG Add-On


Users often face issues such as “Thunderbird not importing MBOX through ImportExportTool NG.” To avoid such inconvenient situations, Thunderbird Import Wizard is a better option. Here we have listed the aspects in which this software supersedes ImportExportTools NG.

  • ImportExportTools NG is not fully compatible with all versions of Mozilla Thunderbird.
  • When MBOX files are moved to Thunderbird using this add-on, data loss may occur.
  • Embedded images of MBOX emails imported by Add-on do not get displayed properly.
  • It fails to import attachments while importing emails with attachments from MBOX file.
  • This add-on may give rise to issues during its installation or importation process.
  • Error: "This add-on could not be installed because it has not been verified.”

Thunderbird Import Wizard


  • Thunderbird Import Wizard supports all available versions of Thunderbird email client.
  • There is no risk of data loss when Thunderbird Importer is used to import MBOX to Thunderbird.
  • Emails imported by MBOX Importer Tool display embedded images in original format.
  • All types of attachments are imported along with their corresponding Email Message
  • MBOX Import Tool can be installed on systems with Windows OS 10, 8.1, 7 etc.
  • The utility supports import MBOX to Thunderbird in any TB profile without any error or data loss.

MBOX Items Compatible for Thunderbird Import MBOX

MBOX File

Body                                                                                                                                  
  • Complete Message
  • Inline Image
  • Signature
  • Formatting
Attachment                                                                                                                        
  • DOCX / XLSX / PPTX
  • ZIP / PDF
  • JPEG / PNG
  • Multimedia Files
Header                                                                                                                                  
  • From / To
  • CC / BCC
  • Subject
  • Sent Date
  • Received Date
  • Size / Time

Opera Mail MBS File

Mailbox Folder                                                                                                              
  • Unread
  • Received
  • Pinned
  • Drafts
  • Outbox
  • Sent
  • Spam
  • Deleted
Attachment                                                                                                                        
  • Documents
  • Images
  • Music
  • Video
  • Archives
Labels                                                                                                                                  
  • Callback
  • Funny
  • Important
  • Meeting
  • Send Reply
  • To do
  • Valuable
  • Any user created label

SBD / MSF File

SBD Source File As this is a sub-directory file, browse through it to find the MBOX file and import MBOX to Thunderbird using the software.
MSF Source File Since MSF file contains only the index, Browse to add related MBOX file to import MSF to Thunderbird.

Noteworthy Features of Thunderbird Import Wizard

Attributes That Make MBOX Importer Tool One Of A Kind

Import MBOX to Thunderbird

The main function of this utility is to add MBOX file into Mozilla Thunderbird 60 Email application. Along with normal emails, the tool can also import MBOX file emails containing various attachments. Once the import is done, restart Thunderbird application to view and open MBOX data in Thunderbird that have been imported.

Auto-Detect Thunderbird Profiles

Thunderbird Importer software automatically detects all the profiles that have been configured in the installed Thunderbird application. This includes both the POP and IMAP configured email accounts. Users can easily choose their target profile from the list and the software will move MBOX data to the chosen Thunderbird profile.

Import Bulk EML Files to Thunderbird

Thunderbird users can import large number of EML files into Thunderbird account using Thunderbird Import Wizard tool. For importation, the software supports EML files created in both Windows and Mac OS email clients including Thunderbird, Windows Mail, Apple Mail, Entourage, IncrediMail, etc.

Open Maildir File in Thunderbird

Along with MBOX file, Thunderbird also provides an option to save its data in Maildir format. In case you have some Maildir files that you wish to import into Mozilla Thunderbird, try Thunderbird Importer. The latest version of this software supports importing .maildir files into any profile of Thunderbird without changing its properties.

Add Single or Multiple MBOX

Thunderbird Import Wizard offers users options to add one or multiple MBOX files to Thunderbird at the same time. Based on the requirement, users can choose between the options.

  • Add Single MBOX File: This can be done with the help of Add File(s) option.
  • Add Multiple MBOX Files: To add multiple MBOX files, users can choose Add File(s) options. They can also choose Add Folder option to add all MBOX files located in a folder at once.
  • Add Thunderbird Profile: Use Add Folder option to add the entire Thunderbird profile.

Import MBOX File into Chosen Thunderbird Profile

Along with the facility to add MBOX data into the default Thunderbird profile, Thunderbird Importer lets users move MBOX to other profiles.

  • POP Configured Account: Any POP configured account is suitable for MBOX file transfer by Thunderbird Import Wizard.
  • IMAP Configured Account: For IMAP configured account, import into the Local Folder and then drag and drop the imported folder to IMAP account.
  • Local Folder: Any MBOX file can be imported into the Local Folder of Thunderbird email.

Selective MBOX Data Import

The application will let users import selective data / emails from the added MBOX files into Thunderbird email application. Using the built-in date-based filter, users can enter the required date range by filling the From date and To date fields. Afterwards, the application will transfer the emails of only the particular date range to Thunderbird.

Supported Email Clients

MBOX files created in all the major email clients are supported by this MBOX to Thunderbird file importer software. The supported email applications include Thunderbird, Google Takeout, Google Vault, Opera Mail, Seamonkey, Netscape, Mulberry, Apple Mail, Entourage, Eudora, etc. This application is also compatible with Thunderbird Maildir files and EML files of all email clients.

Maintain Folder Hierarchy

When you choose “Maintain Folder Hierarchy” option to import MBOX to Thunderbird account, the imported MBOX emails are saved in a new folder outside all the existing Thunderbird folders. When this option is not selected and a folder already exists with the same name as the MBOX file, the imported MBOX file data will get merged in that folder.

Retention of Source MBOX Metadata

Even after moving the MBOX files of different email clients into Thunderbird using Thunderbird Importer, there will be no changes in the metadata of the source MBOX file. Besides data integrity, the tool also keeps the header information, read/unread status, etc. intact after importing MBOX file to Thunderbird.

No Restriction on File Size

When it comes to opening MBOX files into Thunderbird, the software is the perfect choice. Since there is no file size limitation, users can import MBOX files of any size to Thunderbird 60 email using this tool. Even in case of large-sized MBOX files, Thunderbird Import Wizard works fine and moves files without any data loss.

Complete Windows OS Support

Thunderbird Importer Tool is a Windows-based software that can be run on any Windows run computer / laptop. It is compatible with Windows 10, 8.1, 8, and 7 of this operating system. The tool also supports 32-bit as well as 64-bit versions of Windows Operating System to add MBOX to Thunderbird 60.

Thunderbird Import Wizard Software Specifications

Download Application & Import MBOX Files to Thunderbird

Software Download

Size: 7.93 MB

Version: 4.0

Trial Limitations

Limitations

Free version of SysTools Thunderbird Import Wizard will only import 25 items per folder into Thunderbird Email Client

System Specifications

Hard Disk Space

100 MB of free hard disk space required

RAM

4 GB is recommended

Processor

Intel® Pentium 2.4 GHz processor(x86, x64) or equal

Operating System

  • Microsoft Windows 2000, 2003, 2008, Vista, Windows 7 / 8 / 8.1, 2008 / 2012 , Windows 10 (32-bit & 64-bit)

Application
Pre-Requisites

  • Thunderbird installation and Profile configuration is mandatory to import MBOX to Thunderbird
  • Microsoft .NET framework 4.5 or above should be installed.

FAQs

Question: Is your Anti-virus blocking the software export process ?
Solution: Please Disable Anti-virus Temporarily / Allow access (Whitelist) from Anti-virus settings for proper working of the software.

Question: Unable to Create Output in Destination ?
Solution: Please avoid source from NAS, SAN, Network or Shared Drive. Source file should be on migration machine to perform successful migration.

Electronic Delivery

The delivery of product is automated. You will receive an email containing both the link to download the product and the activation key within few minute after payment confirmation.

SysTools Thunderbird Import Wizard Tool - Feature Comparison

Get an Overview of DEMO and Licensed Version of the Software

Features DEMO Version FULL Version
Import MBOX folders into Thunderbird
Upload Multiple MBOX, EML, Maildir Files Simultaneously
Import Emails with Attachments
Selective MBOX Data Import
Maintain Source Folder Hierarchy
Complete Metadata Retention
Auto-Loading Thunderbird Profile
Support for Windows OS 10 & all older versions
Import MBOX to Thunderbird 25 Items / Folder
Import EML and Maildir Files to Mozilla Thunderbird 25 Items / Folder
Cost FREE

Frequently Asked Questions about Thunderbird Import MBOX Process

Commonly Asked Questions and Answers

How do I import MBOX files into Thunderbird?
“I am planning to buy this Thunderbird Importer software. Can you tell me how to import MBOX files using this application?”

It is quite easy to operate this tool. All you have to do it to follow these steps:

Steps to Import MBOX Files into Mozilla Thunderbird

  • Step 1: Launch Thunderbird Import Wizard on Windows computer
  • Step 2: Click on Add File / Add Folder to add MBOX / EML / Maildir to Thunderbird
  • Step 3: Choose "All Mails" for complete data import. Choose Mails -> Apply Filters -> Set to import selective MBOX items based on date-filter
  • Step 4: Select desired Thunderbird profile from Select Identities list
  • Step 5: Click on Import to import MBOX to Thunderbird
Why does not Thunderbird display imported MBOX / EML / Maildir files?
“The application showed that the MBOX import has been successful, but I do not see any imported data in my Thunderbird. Why is this happening?”

If your Thunderbird program is open during the import process, then you have to close it and start again to view the imported MBOX, EML, Maildir data.

Why cannot I import MBOX to Thunderbird profile using this tool with Thunderbird setting set as Maildir?

If you cannot find the transferred MBOX data in Thunderbird, check the Advanced Configuration settings of your Thunderbird account. The Message Store type has to be set as MBOX for this tool to work. If it is set as Maildir, the import will not be successful.

How do I open an MBOX file?

Download free Thunderbird email application and import the MBOX file into it with Thunderbird Importer software. Then you can easily open an MBOX file.

What is the maximum file size for MBOX file supported by this software?

There is no file size limit as users can add any size of MBOX file to this Thunderbird Import Tool.

How can I import bulk number of MBOX files in Thunderbird?
“I have a folder full of MBOX file that I want to add to Thunderbird profile. Can I easily import all the files to Thunderbird Import Wizard?”

Using Add Folder option of the software, users can add all MBOX files at a time to this tool.

Does this application support importing Opera Mail MBS file to Thunderbird?

Yes, MBS file created in Opera Mail is a type of MBOX file. This tool can be used to import MBS file also.

How to import MBOX files into Thunderbird IMAP configured account?

When users choose the IMAP profile as the destination, the tool will show a warning message and ask users to choose Local Folder as their destination. When the data transfer is done, MBOX file data can be easily dragged from Local Folder section to IMAP account.

How to import a bulk amount of EML files into Thunderbird?

Store all the necessary EML files in a folder and use Add Folder option of Thunderbird Importer to add the folder into the tool. Then the application will import all the EML files into Thunderbird regardless of its count.

Is there any chance of data loss while importing some Maildir files into Thunderbird?

No, the software carefully moves complete data of .maildir files in Thunderbird and no data will go missing in this process.

I am having an MBOX file but do not have Thunderbird email application installed on my PC. Will this software still work?
Note: If the Thunderbird application is no installed on your PC then you might receive the following error message while trying to add MBOX file using Thunderbird Import Wizard tool.”

No, in order to import MBOX to Thunderbird, the Thunderbird email client should be installed in your computer. You can download Thunderbird from the following link: https://www.mozilla.org/en-US/thunderbird/

I have installed Thunderbird on my Windows PC. Still I am getting an error message which is: "Please configure Thunderbird account to proceed further."

Please configure any of your email accounts (gmail.com, yahoo.com, etc.) in Mozilla Thunderbird to begin to add MBOX to Thunderbird using Thunderbird Importer utility.

What Customers Are Saying

SysTools Thunderbird Import Wizard Verified Purchase Reviews

“I was tensed as I did not know how to import an MBOX file inside Thunderbird application, but it was quite important for me to save the data files. Then, I came to know about this Thunderbird Importer software. It is really simple and easy to use program that saved my time. It also allowed me to import multiple .maildir files in TB profile.”

Roger Allan, New York, USA

Business Executive

“A few months ago, I was facing some serious trouble while importing Apple MBOX in Thunderbird. This Thunderbird Importer application is very useful and time-saving utility that helped me to open MBOX mailboxes in Mozilla Thunderbird in original format. The software also imports email attachments in their original format.”

Joshua Benet, Canada

IT Professional

“Thank you so much SysTools. I have been using almost all the solutions of this company for resolving any technical issues. Like other tools developed by SysTools, the tool was also successful to add MBOX files to Thunderbird without any data loss. I wish the team all the best in future and hope that they will develop efficient tools like Thunderbird Import MBOX.”

Akmal Kamal, UAE

Product Manager

“SysTools Thunderbird Import Wizard is a truly effective software. For obvious reasons, it was not possible to import Gmail MBOX to Thunderbird manually. However, this MBOX Importer tool helped me a lot by importing multiple MBOX files to Mozilla Thunderbird Windows easily and without any file size limitation.”

Kevin Williams, Australia

Marketing Executive

4.7

604 Ratings
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