How to Import Emails from Thunderbird into Gmail: A Step by Step Guide

Import Emails from Thunderbird into Gmail

I am using Thunderbird from so many years but now I want to switch from Thunderbird to Gmail. I am not able to find a simple and reliable solution to import emails from Thunderbird into Gmail. Please suggest me how can transfer emails into Gmail / Google Apps without any data loss issue?”

There are many users who are shifting from desktop-based to web-based email clients.  Nowadays, people are attracted toward Gmail email service due to its amazing features and functionalities. Some of the features of Gmail are it is free, provides great storage capacity, simple user interface, provides various filter options etc. On the other hand, Thunderbird is a desktop-based email client designed by Mozilla. It also provides various features but they are less advanced as compared to Gmail. So, now the users tends to transfer Thunderbird email into Gmail. Therefore, in this write up, we are going to introduce an easy and smart approach for this process in a hassle-free way.

Step by Step Method to Move Emails from Thunderbird to Gmail

The whole process to import emails from Thunderbird into Gmail is divided into two steps. First, the user has to convert Thunderbird MBOX emails to PST file format. Then he/she has to transfer PST file to Gmail.

Step 1: Convert Thunderbird MBOX to PST

The user can easily convert MBOX emails to PST via using an efficient utility that is SysTools MBOX to PST Converter. The user has to follow the steps given below to export emails from Thunderbird to PST file format.

  1. First, download, install and launch MBOX to PST Converter on your system
  2. Now, you will see Add File option, click on it to insert single or multiple MBOX files
  3. In the Select an Application option, you have to select Mozilla Thunderbird
  4. In the Selection option, two options are given. You have to select one option according to your requirements.
    • Default Profile Configured: This option allows the software to automatically fetch the data from the default location.
    • Select File(s)/Folder from File System: After selecting this option, the user has to manually select the MBOX files from the desired location.
  5. After all the selections, click on the Next button and then click on the Process button
  6. The software will load all the emails in the Preview Now, you can easily view MBOX emails, attachments, switch view mode of emails (Horizontal or Vertical) etc.
  7. Now, click on the Export button and in the Export options, select Export All Folder or Export Selected Folders according to your needs
  8. In Choose the option to export the File, select the file type. Here, you have to select PST file format
  9. In Saving Location option, select the location where you want to save to your exported PST file and click on the Export button to start the export process
  10. Once the export process is completed, the export report will be generated. After that, you can easily access the exported PST files.

Step 2: Import Outlook PST Files into Gmail Account using GAMMO

Once you have converted MBOX file to PST, now you can easily import PST files in Gmail account using GAMMO. With the help of GAMMO, you can manually upload Outlook PST to Gmail.

However, there are some limitations associated with GAMMO utility such as:

  • The process is so time – consuming as it takes 48 hours for the end to end export per mailbox
  • The folder structure is not maintained by this utility
  • The user cannot migrate Calendars in the public folder using the GAMMO tool
  • No report is generated by the tool regarding the mailboxes which are not exported
  • The tool does not provide any mail history before starting the import process
  • The folders are not displayed by the web contact manager which are created by GAMMO utility
  • Admin access is required, to move data from hosted Microsoft Exchange environment
  • Technical issues arises when the user execute multiple instances of the tool on a single client machine

Instant Solution to Import Outlook to Gmail: Outlook to G Suite Migrator

One can easily switch from Outlook to Google Apps without any issue by using a smart and instant solution that is SysTools Outlook to G Suite Migrator. The entire shortcomings associated with the GAMMO tool are eliminated with the help of this software. No technical expertise is required to work with this utility. Moreover, the data security and data integrity are maintained by the tool. The software is designed with the user-friendly interface which makes easy for the users to work with it. There are many advanced features integrated with this utility. Some of them are explained below:

  • Allows the user to import Outlook PST files to Gmail account in a smooth way
  • Permits the user to perform selective migration to G Suite with Date filter option
  • Export all the PST files including emails, contacts, and calendars
  • The software is compatible with Windows 10/8.1/8/7 and all the below editions
  • No file size limitation is linked with this utility
  • Allows the user to export various PST files into Gmail account at once
  • The user can easily stop and then start the import process via using Pause and Resume options
  • After the export process, meta data and other properties are maintained
  • The utility supports all the Outlook 2016/2013/2010 and all the below versions

Summing Up

Most of the users want to import emails from Thunderbird into Gmail as it is more flexible and advanced email client. The users face various issues to transfer Thunderbird email into Gmail. Therefore, in the above section, we have explained a step by step solution to import Thunderbird to Gmail in a seamless manner. It is advised to the users to always opt for an automated and instant solution that is Outlook to G Suite Migrator to prevent various issues such as data loss, incomplete export process etc.