Migrate Thunderbird to Outlook

Read time: 10 minutes

Thunderbird is a freeware open-source email client with many features. However, it is more prone to crashes due to add-ins, database corruption, and the failure to handle large attachments. All these reasons push users to migrate data from Thunderbird. One such renowned and reliable platform is Microsoft Outlook. Through this guide, we’ll understand the detailed process of Thunderbird to Outlook transfer.

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Manual Methods to Import from Thunderbird to Outlook

Two free manual methods are available to import from Thunderbird to Outlook. Here’s the detailed guidance on both these methods with stepwise procedures:

Method 1. Configuring Gmail in Thunderbird and Outlook

In this method, you need to configure your Gmail account in Thunderbird and Outlook. Later, you can move your emails with the Gmail account in Outlook. Below are the steps to export Thunderbird to Outlook:

Part A. Configure Gmail account in Thunderbird

To migrate Thunderbird to Outlook, you first need to configure Gmail in Thunderbird. Here are the steps to configure a Gmail account successfully:

Open Thunderbird and click on three bars >Account Settings.
Select Account Actions >Add Mail Account, then provide Your Name, password, and Email Address and hit Configure manually.
Enter all required details, then click Re-test >Done.

Part B. Configure Gmail account in Outlook

The next step is to configure Gmail in Microsoft Outlook. Following are the steps to achieve error-free results:

In Outlook, go to File >Add Account >provide Email Address >Advanced options >Let me set up my account manually >Connect.
Select IMAP.
Provide Incoming and Outgoing server details and click Next, then enter Password and click Connect.

Part C. Create a new folder in Thunderbird and move emails

Create a new folder in Thunderbird under the configured Gmail account and move necessary emails in it. Then, access those emails in Outlook. Here is how you can do it:

In Thunderbird, click Inbox and right-click on it, then create a New Folder.
Enter Name and click Create Folder.
Open Outlook and access Thunderbird emails in it.

Method 2. Drag and Drop Thunderbird Emails to Outlook

Another method to export Thunderbird to Outlook is drag and drop. You can follow the below-mentioned steps:

Launch Thunderbird and select all the emails you want to move in Outlook.
Right-click on them and select Save As.
Select the required folder and click Select Folder.
Open Outlook and create a folder to save Thunderbird emails.
Now, drag and drop Thunderbird emails in the newly created folder.

Limitations of the free manual methods

Here is the reason why the manual methods are not ideal to export Thunderbird to Outlook:

Both email clients use different formats to save mailbox data.
There is no in-built option to import Thunderbird mailbox data in Outlook.
There is no guarantee that Thunderbird contacts and calendars get transferred to Outlook.
Once emails are moved to Outlook, there is no auto-sync option for new Thunderbird emails.

Professional & Easy Method to Move Thunderbird to Outlook

As discussed, the manual method is unreliable for migrating Thunderbird to Outlook. Hence, a professional MBOX to PST Converter tool is recommended to avoid data loss risks.

It is one of the most trusted software for users to convert Thunderbird to Outlook-supported format. Also, you can perform bulk mailbox data migration with complete integrity. Let’s have a look at its step-by-step procedure:

Part A. Convert Thunderbird to Outlook Data File

Here are the detailed steps to convert Thunderbird to Outlook data file format using the MBOX Converter tool:

Step 1. Open the software and click Browse to add Thunderbird files, then click Finish. kernel mbox to outlook converter

Step 2. Get a detailed preview of all email contents and click Save. click save option

Step 3. Select PST file (MS Outlook) as output format and click Next. select PST as a output option

Step 4. Apply the required filters for precise conversion and click Next. Apply the required filters

Step 5. Use the Split option to split the file and click Next. Use the Split option

Step 6. Click Browse to provide a saving location and click Finish.

Step 7. Your Thunderbird emails will get saved in the Outlook Data File. Click OK to end the task. click ok to and view converted thunderbird file

Part B. Import the Resultant File in Outlook

After saving Thunderbird emails in Outlook data files, import PST file in Outlook. Follow the below-mentioned steps to do so:

Step 1. Open Outlook and click File >Open & Export >Import/Export. Open Outlook and click on File

Step 2. Select Import from another program or file and tap Next. click on import from another programm

Step 3. Select Outlook Data File (.pst) and click Next. Select Outlook Data File

Step 4. Click Browse to choose the required file and click Next. click browse to provide saving location

Step 5. Select the folder to import the file and click Finish.

Conclusion

Many users want to migrate Thunderbird to an Outlook email client. However, the process is complicated if you opt for the manual method. To ease your migration, we have suggested a reliable software. With this tool, you can easily migrate all your Thunderbird data into Outlook files without data loss.

Frequently Asked Questions

Here are some commonly asked questions and their answers about Thunderbird to Outlook transfer.

Q. Can I manually migrate Thunderbird contacts and calendars to Outlook?

A. Manual method does not guarantee migrating Thunderbird contacts and calendars. For complete data migration from Thunderbird, use an expert-recommended professional tool.

Q. How do you import from Thunderbird to Outlook error-free?

A. Use third-party software like Kernel for MBOX to Outlook Converter to import from Thunderbird to Outlook error-free.