Step By Step By Step Guide Of Thunderbird Mailboxes To PST Conversion

Step 1: Download and install the application (see Installation Guide). Launch the software and click the 'Get Demo' button to use the free trial edition. If you’ve already purchased the software, you can activate the full version directly by entering your license key.

demo install

Step 2: Launch Thunderbird converter, and click on Browse mailbox button.

load thunderbird data

User will see two options to add files or folders. Select 'Mozilla Thunderbird/Postbox' from the list, then click the 'Auto Load' button to automatically load Thunderbird profile or folders. After that click on Next button.

Note: User can also browse Thunderbird profile/folder manually by clicking on the Browse button.

load thunderbird data

Step 3: The software will automatically load all Thunderbird accounts and display the folders available in the selected profile. Users can click on a specific folder to load and preview emails, if desired (this step is optional). Otherwise, they can proceed directly by clicking the Export button.


preview of thundebird

preview of thundebird

Step 4: Now select PST from Export options >> choose a required PST conversion option: Single PST or Separate PST >> Set Date filter if required (optional) >> locate destination path and finally, click on Export button.


export thunderbird to pst

Step 5: The software will start Thunderbird to Outlook PST conversion. You may track the status through progress bar.


start migration from thunderbird to outlook

Step 6: Within a few minutes, you will receive a confirmation message: "Your data has been exported successfully." Click the OK button to proceed.

click ok

Read our blog to make sure how to open or import PST file in MS Outlook.

Step 1: The first screen will appear on your Window. Click on Browse mailbox button. Now you will get two options to Add MBOX Files.

Mozilla Thunderbird/Postbox: Select this option if you are converting Thunderbird mail folders to PST

Add MBOX Files(Browse Folder): Select this option to load MBOX file and migrate them to PST and other file format.

add mbox file

Step 2: The tool will load all MBOX files from the selected folder. You can load and preview emails by clicking on a specific file. This step is optional — you may skip it and proceed directly by clicking the Export button.

load mbox data files

Step 3: Export Window will appear. Select required MBOX files from the tree panel > Select PST from Export option >> Date Filter (Optional) >> Destination Path >> Click on Export Button.

selective and fiter conversion

Step 4: Export process begins and it will take a few minutes to export all slected files.

conversion start from mbox to pst

Step 5: You will get a confirmation message "Selected Files Exported Successfully to your specified location inside Folder nameed 'MailsDaddy'". Click on the OK button

click ok

Read our blog to make sure how to open or import PST file in MS Outlook.

More queries for MailsDaddy Thunderbird to Outlook Converter

  • Can I Export Bulk Emails at once
    • Yes, Using the Export option, users can select all folders at once and migrate them to PST or other supported file formats.
    • migrate thunderbird to outlook
  • How To Search Emails By To, CC, Subject, Date And Attachments?
    • Just Click on Search Button and you will get a new Window with diffrent Search criteria.
    • Now, select the folders, choose a search type as per your need, and click the Search button. This is an advanced filter window that allows users to perform more precise email searches by applying two or more parameters at the same time.
    • search thunderbird to pst conversion
FAQs for MailsDaddy Thunderbird to Outlook Converter