Software Prerequisites

  • Platinum Class Processor
  • Minimum Memory: 512MB RAM (1GB Recommended)
  • Disk Space: Enough space to store the recovered output
  • High-speed internet connection
  • Thunderbird application installation is mandatory

User Interface

When you launch the SysInfo Thunderbird Email Backup software, you can view the interface mentioned below:

User Interface


Next   Next: Move to the Next process.

Path To Save  Path To Save: To select the Destination Path.

Previous  Previous: Click to move to the earlier steps.

Buy   Buy: To purchase the software.

Help   Help: Used this button to get help related to the software.

Convert   Convert To begin the Conversion Process.

Download Report   Download Report: Click to download the resultant report.

Convert Again   Convert Again: Press to start the conversion process again.

Software Working

Download and Install the SysInfo Thunderbird Email Backup Tool

Steps to Backup Thunderbird Mailbox Emails in Different File Formats

  • Step 1: Start the Thunderbird Backup Tool as administrator on your computer.
    Step 1
  • Step 2: Please select your profile for taking Thunderbird email backup and click the Next button.
    Step 2
  • Step 3: A tree-structure panel gets loaded on a software wizard.
    Step 3
  • Step 4: Check the folders in the tree structure you want to migrate or backup.
    Step 4
  • Step 5: Here, you can preview a specific email's mail and attachments files. Click Next. Make sure the software shows you only the view of 1000 items.
    Step 5
  • Step 6: Select the saving format from the drop-down list. (Selected file format is PST)
    Step 6
  • Step 7: Remove Duplicate Mail: The repetitive emails from the selected folders will be removed.
    Step 7
  • Step 8: Migrate or Backup Without Attachments: Check this option to download or transfer mailbox emails without attachments.
    Step 8
  • Step 9: Split Resultant PST:- It will enable users to break the resultant PST file in MB or GB.
    Step 9
  • Step 10: Mail Filter helps users separate folders on particular date ranges.
    Step 10
  • Step 11:Custom Folder Name:- Opt for this feature to assign the name of the output folder.
    Step 11
  • Step 12: Select the saving location for the output folder by clicking on the Path To Save button. Click on the Convert button to start the migration of Thunderbird emails into Outlook PST.
    Step 12
  • Step 13: Now, wait for some time to end the Conversion Process.
    Step 13
  • Step 14: Finally, you can download the final report using the Download Report option.
    Step 14

Steps to Migrate Thunderbird Emails into Other Email Clients

To migrate Thunderbird mailbox items to other email clients. Follow the above steps from 1 to 5 and then perform the below-mentioned steps correctly.

  • Step 6: Now choose Gmail from the Saves/Backup/Migrate As option drop-down list
    Step 15
  • Step 7: Enter the login credentials and click on the Sign In. (Gmail email address and third-party app password)
    Step 16
  • Step 8: Remove Duplicate Mail:- check this option to delete similar emails.
    Step 17
  • Step 9: You can also check the option migrate or backup email without attachments Files.
    Step 18
  • Step 10: Select Mail Filter to separate mailbox emails in a particular date range.
    Step 19
  • Step 11: Check the Custom Folder Name option to define the individual name of the resultant folder.
    Step 20
  • Step 12: Click Convert to start Thunderbird to Gmail migration.
    Step 21
  • Step 13: After completing the conversion, click on the Download Report to save the log conversion report.
    Step 22

Frequently Asked Questions

Yes, to backup or migrate Thunderbird Mailbox emails, you must have the Mozilla Thunderbird installed on the system.

Yes, the Sysinfo Thunderbird Email Tool can restore many mailbox items such as emails, calendars, contacts, tasks attachments, etc.

You can easily download the resultant file in the same folder using the Save in Same Folder option.