Remove Duplicate Emails from Thunderbird in an Efficient Way

Delete Duplicate Emails in Thunderbird – Best Possible Techniques

“Hi, I have been using Mozilla Thunderbird for a very long time. But, from the past few weeks, I do not know what went wrong with my data, my Thunderbird account downloads a duplicate copy of the emails. I am kind of annoyed at this point. How do I remove duplicate emails from Thunderbird? Any help or suggestion is greatly appreciated.”

Are you also looking answer to the same query? Does the problem seem familiar to you? If yes, then do not lose hope. The solution to the problem is very straightforward. All you have to do is read the post till end and all your doubts will be clear. So, let us begin.

Mozilla Thunderbird is a desktop-based email client which equips the user to send or receive the emails. This helps the user to carry out business communication smoothly. However, the duplicate emails occupy the extra storage space and create hindrance in the proper functioning of the email service provider. That is the reason why is it required to delete duplicate message in Thunderbird.

Reasons Due to Which Email Duplication Occurs

The causes which lead to replication of emails in Mozilla Thunderbird application are:

1. Whenever there are server-related issues, it happens that a single mail is downloaded again and again. It causes trouble for the computer users and hence, need to eliminate duplicate emails in Thunderbird arises.
2. If there is any mistake on the user’s part, there are slight possibilities that the email is pasted at any wrong location. This causes duplication in Mozilla Thunderbird application.
3. A sender may send any email more than once to the user. In this way, copies of a single email in accumulated in the inbox of the user.

Workaround Approach to Remove Duplicate Emails from Thunderbird

A stepwise procedure is explained in the section to eliminate replicated emails in Thunderbird. All a user need to do is perform these steps and he/she will get the desired results:

1. Open the Mozilla Thunderbird application on the local machine. Switch to the Tools followed by Add-ons option.

2. An add-ons manager window will open up on the screen. There you will see a search box in the top right-hand side corner. Type remove duplicates there and hit Enter.

3. Under the heading Available Add-ons, there will be an option of remove duplicate messages. Press on the install button corresponding to this feature. This will download the desired add-on in the Mozilla Thunderbird application.

4. Once the add-on is downloaded completely, select the option of Restart now. Doing this will activate the installed add-on to remove duplicate emails from Thunderbird.

Note: The steps from 1 to 4 can be skipped if the Thunderbird application already contains add-on of removing duplicates.

5. When Thunderbird application starts again, do step 2 again and then navigate to My Add-ons section.

6. Under this heading, you will see the installed add-on to remove duplicates. This symbolizes that the Thunderbird program contains a plugin that is used to remove duplicate items.

7. In the next step, move back to your Thunderbird account and click on any mail folders (inbox, sent items, drafts) from which you have to remove duplicate emails from Thunderbird. From the list of options which appeared on the screen, select the option of “Remove Duplicate Messages”.

8. In case, the selected folder does not have any duplicate items, it will return back a message. It is required to click on OK. This will end the process. Otherwise, continue with the next step.

9. The folder containing duplicate items will open a new window on the screen. Here, the total number of emails existing in the selected folder and the number of duplicate items to be deleted are present. Hit on delete selected button to delete duplicate emails in Thunderbird.

10. At last, click on OK.

11. On the bottom of the page, you will see that the deleted emails are moving to trash. Even, the trash can be emptied by selecting all of them (Ctrl+A) and press Delete from the keyboard.

Alternative Solution Delete Emails in Thunderbird

No doubt, manual approach to eliminate messages is quite effective. But, it possesses some limitations due to which it is not a preferred choice. Hence, another solution to delete the repetitive emails in Thunderbird is to use an automated tool such as MailPro+ MBOX to Outlook Converter. This is a third-party tool which exhibits a feature to erase duplicate emails in Mozilla Thunderbird application.

The Final Words

Oftentimes, it happens that a single email has occurred more than once in any folder. It occupies the memory space for no reason at all. Hence, it is required to remove duplicate emails from Thunderbird. The post deals with the manual solution to resolve this issue. But, there are some drawbacks due to which it is not widely accepted. Moreover, a professional tool is also introduced to delete duplicate emails in Thunderbird.