There are many manual methods available on the internet to export Thunderbird file to Outlook PST file. This method is the most successful method for MBOX to PST conversion. So let's start the process.

- Launch Mozilla Thunderbird on your system
- Now, Open the mailbox folder which you want to convert on Outlook
- Press Ctrl+A to select all the messages, or for any specific message, you can press Ctrl + Left click on the email.
- Now Right Click and Save
- Next select folder and export emails
- Now, open MS Outlook and create a folder on MS Outlook
- Select all the emails which you have to save from Thunderbird
- Now final step Drag and Drop to Outlook folder

Note: Transfer time will depend on how many emails you are transferring.

Why we do not recommend a manual process

- You will be lost your mailbox folder hierarchy
- Not recommended if you have a large number of emails. It will waste your time and effort.
- Yes, there is the possibility to lose data like missing SMTP headers, corrupted email, messed up email characters, broken images, missing attachments and many more.

Then how to convert Thunderbird to PST without any complications?

For this, you can use Stellar Converter for MBOX for easy Thunderbird to PST conversion. You can easily convert your MBOX data to PST in just four steps.

- Launch the software and click on add a file
- Select a file, or you can use the auto-detect feature
- Preview of your mails
- Now export in PST

For details, you can visit here - https://www.stellarinfo.com/email-tools/mbox-to-pst-converter.php

Need to convert Thunderbird to Outlook PST by utilizing a third-party I suggest you use one of the most reliable tools which are eSoftTools, this tool is very straightforward to use and you can also save your time and money. It can export THUNDERBIRD MBOX files to PST and other formats like EML, EMLX, MSG, and HTML. The Meta properties will remain the same while exporting the data.

Read more:- https://www.esofttools.com/thunderbird-to-outlook-converter.html