Proven Techniques to Thunderbird to Outlook PST Conversion

Have you been searching for a solution to convert Thunderbird MBOX files to Outlook PST format? Look no further. This post will guide you through the process of opening Thunderbird data in Outlook, providing you with step-by-step instructions. Additionally, it will introduce you to a manual method that is effective in moving mailboxes to Outlook while avoiding Outlook certificate errors.

Understanding Mozilla Thunderbird Mailbox

If you’ve been a Mozilla Thunderbird user for a while, you’re probably aware that it saves mailboxes in a mbox file format. However, users can also change the default mail format to Maildir if they prefer. It’s worth noting that Thunderbird doesn’t display the mail format by default. To check the mailbox format, right-click on the mailbox and view its properties. Now, let’s explore the best manual and third-party solutions for importing Thunderbird mbox and Maildir files into various versions of Outlook without encountering Outlook certificate errors.

Migrating By hand Thunderbird Emails to Outlook Compatible PST File
For this free method, both Thunderbird and Outlook must be installed on your system. Note that these steps can also be applied to Maildir files.

Part 1:

  • Go to your Gmail account and open the settings window.
  • Select the “Forwarding and IMAP-PAP” tab and enable IMAP access under IMAP.
  • In a new browser tab, search for “Less Secure App” and click on the first result with a Google account to activate it.
  • Launch Thunderbird and create a new account. Fill in the details and click “Continue” (ensure the password is correct).
  • If the configuration fails, set it up manually and check IMAP port numbers (143 and 993) and SMTP port (587 or 25), then click the re-test button.
  • In Thunderbird, under your Gmail account, create a new folder and drag all the Thunderbird emails you want to import into MS Outlook. This will automatically import all your mail into the Gmail account.

Read this Post: Export MBOX Mails to Outlook PST

Part 2:

  • Launch Outlook 2019/2016 and go to the “Files” tab (top left), then click “Add Account.”
  • Enter your Gmail account information once more, select “Advanced Options,” then select “Manually set up account.”
  • Click the ‘Connect’ button to proceed.
  • Select IMAP Protocol, and the IMAP Settings page will open. Check port and server details.
  • Click “Next” after checking the box.
  • Enter your password and click the ‘Connect’ button again.
  • Within a few minutes, you will receive a confirmation that the setup was successful, and the synchronization process has begun. This manual method is also required if you want to manually upload Thunderbird MBOX files to your Office 365 account.

The Best Tool to Export Thunderbird Emails to Outlook

Consider using the Softaken Thunderbird to Outlook Converter Tool to migrate single or multiple Thunderbird emails to Outlook PST format. This trusted and well-programmed tool simplifies the process of converting Thunderbird emails to Outlook in a single go. It offers multiple export formats, allowing users to move Thunderbird emails to EML, MSG, HTML, MHTML, and RTF formats. Additionally, this solution supports and exports Thunderbird Maildir files.

Steps for Converting Thunderbird MBOX to Outlook:

  • Download and install the Softaken software on a Windows OS.
  • Launch the software and click on the “Add file” button.
  • Click the “Auto-load” button to automatically locate the mailboxes if Thunderbird is installed and configured. Alternatively, browse the mailboxes.
  • Click the “Export” button to initiate batch file conversion from Thunderbird to Outlook.
  • Choose a PST file format with the conversion option: Single PST or Different PST for all Thunderbird mailboxes.
  • Browse the location to save the export file on the local system and click the “Export” button again. The software will begin exporting Thunderbird MBOX to Outlook PST format. Wait for the process to complete.

Noteworthy Features and Functions of the Thunderbird to PST Converter

  • After providing an output in the PST file, you can import it into Outlook 2019, 2016, 2013, and other earlier versions.
  • Different Methods for Moving MBOX to PST, EML, MSG, RTF, HTML, & Office 365
  • If you need to migrate Thunderbird MBOX to both Outlook and Office 365, you can try the Softaken Thunderbird to Outlook PST converter tool. This reliable solution supports all mbox-based email clients, including Mozilla Thunderbird. It maintains the same folder hierarchy throughout the conversion process and can export data to Outlook and Office 365 in just a few simple steps.

In the Last Line,

In this guide, we’ve discussed effective methods for converting Thunderbird Emails to PST and Office 365 platforms. The manual method requires some technical skills, while third-party tools offer a quick and secure way to import mailboxes from Thunderbird to Outlook. You can also try the free demo version of the Thunderbird to Outlook converter software, which allows you to migrate 20 emails from each folder for free.

Read this Post: “Best Ways for EML to MBOX Conversion – 2023

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