Download and Install the Thunderbird Converter in your Windows Computer. Launch the software and read all instruction on first page to proceed further.

Separate option to Convert Emails / Convert Contacts & Calendars. If you have Thunderbird Profile Configured in your system & want to migrate its data, choose 'Convert Configured Thunderbird Mailboxes data'. Also, you can add files manually by Click on the ‘Select Folder’ or ‘Select Files’ option & browse the Thunderbird folders/files. Like below:

Now, the Turgs Thunderbird Converter automatically show all the folders and subfolders. Choose the mailboxes as per your requirements to convert Thunderbird data selectively.

Here, you can see that the utility provides 25+ file saving options. Select your desired file format from the drop down menu.

After that, go to "Filters Option" and apply filters as per your needs to migrate specific data.

Now, specify a your desired destination location to save the resultant data.

Once you completed all the settings succussfully, press the "Next" button to start the migration process. You can preview the live migration process on the software interface.

After the migration completed succussfully, the utility will display a pop-up confirmation messsage. Press the "OK" button to proceed further.

Now, the software automatically open your specified location, which you specified earlier to save the resultant data. Here, you can easily access your resultant easily.