How to Convert Thunderbird Mail files Via Passfixer Tunderbird Converter?
Complete steps to quickly Export/Convert Thunderbird mails to PST, EML, HTML, EMLX, NSF, and more formats.
Overview
Steps to Convert Thunderbird Mail files into different formats
Step 1:- Download "PassFixer Thunderbird Converter Software" on your computer (Windows).
Step-2: Launch the software, and choose a file selection option from first screen:-
- Auto-Load Thunderbird Profile:- Automatically, load all Thunderbird mail folders/files in the software.
- Single MBOX File:- Manually select a single Thunderbird MBOX file.
- Multiple MBOX file:- Select Thunderbird mail folders containing multiple files manually in one time.

After selecting and importing Thunderbird mail files, hit the Next button.
Step 3:- Load Thunderbird mail folders and items and get preview of each item.

Select needed folders from preview panel and hit the "Convert" button.
Step 4:- From next screen, select desired file type from conversion options.
- For Converting or Saving Thunderbird Mail folders to PST files select these options:-
- Single PST (For all mailbox):- Save all mail folders of unlimited Thunderbird profile to single PST file.
- Separate PST for each mailbox:- Create Separate PST files to save each Thunderbird mail folder individually.

Choose a file format as per your requirement
Step 5:- Choose oher needed location, after conversion options selection:-
- Mail Filter:- Filter Thunderbird profile emails by date to export emails of only needed dates.
- Destination Path:- Select a location from your drive where you want to save to save resultant files.
Step 6:- Select all required options and press "Convert" button to begin process of exporting Thunderbird Mail folder to Outlook PST files.

Software will complete the conversion in a very short time and provide the instant results to users.
After completing the THunderbird to Outlook conversion, the software will show a new window with a dialog "conversion process completed successfully".

Steps to migrate Thunderbird Mails to Other Conversion formats & Cloud apps
Step 5:- Select needed folders from preview panel of the software and hit on "Convert" button.
Next, choose a file type from the conversion options list:-
- EML File:- Save Thunderbird emails to separate EML files 30+ supported email applications.
- EMLX file:- Convert Thunderbird emails to individual EMLX files and access them with Apple Mail (Mac Device).
- MSG File:- Save Thunderbird emails to separate MSG files of MS Outlook and MDaemon application.
- HTML File:- Save Thunderbird emails as HTML files for to opening them easily with different web browsers (like- Chrome, Firefox, etc).
- MHTML File:- Similiar to HTML, also save Thunderbird mails to MHTML file for accessing emails with web browsers locally.
- NSF file Export and save different Thunderbird mail folders to single NSF of Lotus Notes with ease.

Choose needed file types and select other required options:-
- Mail Filtering:- Use Mail filter option of this software to filter emails by date and export emails of only needed dates.
- Naming convention:-This "Naming Convention" option will assist users to save new files with different predefined naming formats (by subject+from+date, dat+ from+subject, and other combinations).
- Saving location:- Select a location where you want to save resultant files while conversion.
Step 6:- Select all the needed options and hit the "Convert" button to begin the Thunderbird file conversion process into desird file type.

Step 5:- After loading all Thunderbird mail folders/files, press the "Import to Cloud" button.
Next, choose Import into Office 365 option from the list of cloud options and hit on Next

Provide your office 365 account details (Email ID and Password) and apply additional settings.
- Input Folder:- To Save Thunderbird mail folders, create a new folder to your Office 365 account
- Filter Email:- Filter Thunderbird emails by date and Export emails of some specific dates to Office 365 account.

Step 6:- Press, Convert button to begin the process of transferring Thunderbird profile data to Office 365 account.

Step 5:- Choose required folder Thunderbird mail folders, then press the "Import to Cloud" button.
Next, choose the "Import into Gmail" button and hit the Next button.

Step 6:- Select "Import into Gmail" or "Import to G-Suite" radio button from new screen. Enter your Gmail/G-Suite account (Email ID and Password) and hit the "Authenticate login" button.
After account authentication select Mail Filter option for exporting emails of selected dates from Thunderbird mail folder files to Gmail account

Step 7:- Click the "Import to Gmail" button and start exporting Thunderbird mail folders to Gmail account.

Step 5:- Choose needed folders from preview panel of the software and press the "Import to Cloud" button.
Next, press "Import to Yahoo" radio button, then click the Next button.

Step 6:- Login to your YahooMail account by entering Email ID and third-party app password & pressing "Authenticate login" button.
Select Mail Filter option and select a start and end date to filter emails thunderbird mails by date.

Step 7:- Hit the "Import to yahoo" button and quickly transfer all Thunderbird mail folders to YahooMail account.

Step 5:- Select needed Thunderbird mail folders, then press the "Import to Cloud" button.
Choose the "Import into Outlook.com" option, and click on Next.

Step 6:- Input your Outlook.com account Email ID and Password.
- Next, select and apply these given settings-
- Input Folder:- Add a new folder in your Office 365 account to save thunderbird file's data while conversion
- Filter Email:- Select required dates of emails to export some specific Thunderbird emails to outlook.com account.

Step 7:- Finally, hit the Convert button to start transferring Thunderbird mail folders to Outlook.com account.

Step 5:- Select needed Thunderbird mail folders and press the "Import to IMAP Server" button.

Step 6:- Enter IMAP account Email ID, Password, and Host Name.
- Make selection of other needed options like-
- Input Folder:- Create new folder with custom to your IMAP account add save all Thunderbird mail folders
- Filter Email:- Select Thunderbird profile emails of some required dates for export process.

Step 7:- Finally, press the Convert button to start the process of export Thunderbird profile data and mail folders to IMAPserver account.
