How to Migrate Thunderbird to Office 365 with Attachments?

Nowadays, many users depend on emails for their businesses. And for this, we use different email platforms. And Mozilla Thunderbird is one of the most preferred email clients across the world. Thunderbird is an email platform that can store users’ emails, attachments, address book, calendar, notes, etc. But sometimes, users need to migrate Thunderbird to Office 365. And, if you are also looking for a reliable and effortless solution on how to extract emails and contacts from Thunderbird to Outlook 365, then read this blog till the end.

Method 1: Best Approach to Import Thunderbird Emails to Office 365 Directly

Yota Email Migrator is the perfect solution to transfer emails from Thunderbird to O365. This is the preferred and most efficient solution for users as it is an error-free strategy and accurate results can be achieved in a short time. The software recommended here can also help you export Thunderbird Address Book to CSV or vCard.

It automatically detects the default and configured Thunderbird profile from your system and loads all data to the interface. Then you can preview your emails by clicking them along with their attachments in multiple modes before Thunderbird to Office 365 migration process.

Moreover, the tool allows you to directly import Thunderbird to Gmail or G Suite accounts. Apart from that, it gives you the option to import Thunderbird to Outlook 2021.

Before getting into the steps, first, download the tool for free by clicking the below button.

Steps to Migrate Thunderbird to Office 365 are as follows:

Step 1. Download and Run Yota Migrator on your PC.

Step 2. Click Open>> Desktop Email Clients>> Thunderbird Accounts.

Step 3. Now, add and preview the files having contacts. Select the Export option and Office 365 as the saving option.

Step 4. Finally, hit the Save button to start the process.

So, you have seen how to import Thunderbird profile to Office 365 using the best Thunderbird to Office 365 migration tool.

Manual Way to Migrate Thunderbird Email to Office 365

This method includes two steps; 1) Export Thunderbird emails as EML, 2) Import EML file to Outlook 365

Convert MBOX files from Thunderbird to Outlook

1. First, create a new folder on your system.
2. Open Thunderbird on your PC and open the emails that you want to migrate.
3. Select your emails and click the Save As option.
4. Navigate to the folder created in the first step and save your emails in this folder.

Import email into Office 365

1. Open the Outlook application on your system.
2. You can browse the folder where you want to save Thunderbird emails or create a new folder. To create a new folder, click the Folder tab, then select the New Folder option.
3. Then click the OK button. The folder you created will appear on the left side of the email application.
4. Then click on the folder to view/open its contents in the middle pane.
5. Finally, drag all of the emails from your desktop folder to this folder in Outlook.
6. Now you can import this folder from Outlook to Office 365 user account.

Limitations of Manual Method

• For many companies, the time spent on the manual import of emails is really high. It is not only complicated but it can also be quite dangerous too.
• The procedure to migrate Thunderbird to Office 365 is not straightforward. Moreover, there are many pitfalls that can lead to data loss or missing records.
• Such a task is so time-consuming and requires a lot of manual effort from IT professionals. Moreover, they need to make sure that no data might be lost during the process as well.

Why Yota Thunderbird to Office 365 Migration Tool is best?

1. There is no need to install any other app to migrate Thunderbird email to Office 365.
2. The user interface is so simple that anyone can operate the tool without any issues.
3. Also, users will get the feature to convert Thunderbird contacts to CSV, VCF, or PST file formats.
4. There is no file size limitation imposed on the tool which means users can migrate an unlimited emails from Thunderbird to O365.

Prime Features of Thunderbird Migrator

• A free preview of the uploaded files is available as soon as the Thunderbird emails will be added to the software panel. Users will get all the important details like emails, attachments, contacts, calendars, etc.
• It gives the user two different options to add the contacts files. One is Add Files and the other Add Folder. If the user wants to add only a single file, then he will click on Add File option but if he has bulk files then he should click on Add Folder option to upload the complete folder.
• If you have Thunderbird configured on your PC, then you can choose Open Configured Account and the tool will automatically upload all the mailbox files into the panel. You don’t have to add the files manually as the tool automatically detects the profiles and adds the files.

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Conclusion

In this article, you learned about two ways to migrate Thunderbird to Office 365. You may go with the manual method but it is not useful if you have multiple files and you want to migrate Thunderbird email to Office 365 account in bulk mode. But, the above-recommended application offers several other options besides bulk conversion. Using this tool, you will be able to export Thunderbird to PST, EML, MBOX, PDF, and HTML format which can be then imported to many other email clients. Also, the tool is really safe and error-free and you will get 100% accurate results.