Thunderbird is an open-source free email client by Mozilla. Thunderbird has lots of features but after Mozilla discontinued this email clients user want to shift their email data to another email client and outlook is among them an ideal choice.
Now, how do you convert thunderbird emails?
Well using the Shoviv Thunderbird MBOX Converter tool, it is an easier and more straightforward process to do.
This tool converts multiple thunderbird MBOX files into PST and some other email file formats.
I highly recommend this tool, but now it depends on you which method you want to use.
Take a free trial of this wonderful software before you try any other tool or method.