Thunderbird is an email client developed by Mozilla. It is completely free of cost. There are many small businesses and individual users who use it as their default email client for sending & receiving emails. However sometimes it creates copies of emails & this increase the size of mailbox. This large mailbox can make Thunderbird slow and users have to face many problems due to this.
In this article, we will talk about the reasons for duplicate emails in Thunderbird and will also learn the easy solution to delete duplicate emails from Thunderbird. If you are using Thunderbird and facing this issue, then this post will be fruitful for you.
Reasons to Create Duplicate Emails in Thunderbird
There are various reasons due to which users receive duplicate emails in Thunderbird. Find out the main reasons mentioned below:
Issues related to server: Sometimes, there may be some issue in the server that leads to strange behavior of the server. This will download the same mail again and again causing problem for users.
User Activities: If you have more than single subfolder in Mozilla Thunderbird and you are copying an email message to any other subfolder, then this creates duplicate emails.
Issues from sender’s side: In case, the sender is sending the same email over & over or there is a slow internet connection, then Thunderbird saves all emails. Due to which users find duplicates.
How to Remove Duplicate Emails From Mozilla Thunderbird?
Here, we are using Remove Duplicate Messages add-on. With this add-on, one can delete duplicate messages from Thunderbird. Find steps involved in this process:
- Open Mozilla Thunderbird
- Go to Tools tab and then select Add-ons
- Search Remove duplicate messages and click on Add to Thunderbird.
- This will show message ‘Add Remove Duplicate messages.’ Click on Add button.
- After completing the installation, restart Thunderbird application.
- Go to Thunderbird and check add-ons options.
- Now, go back to the main account and select the email folder.
- Right-click on selected folder and select remove duplicates option.
- If you don’t have duplicates in the email folder, a message on the screen will inform you. If you have duplicate messages, it will also inform you with a message on the screen.
- Choose duplicate messages that you want to delete.
- Click on delete selected button.
By using this method, you can easily delete duplicate emails from Thunderbird. However, this method comes with few drawbacks.
Drawbacks of Manual Method to Remove Duplicate Emails From Thunderbird
No doubt, you can manually remove duplicate email messages from Thunderbird using add-on. But side by side, this method had drawbacks too. The major drawback of using this method is you have to manually select email folders one by one and check for duplicate messages in it. In case of several email folders and many duplicates, this process becomes tiresome and lengthy. Hence, users look for a better & quick solution. Thus, we recommend users to go for third-party solution.
Automated Method to Remove Duplicate Emails From Thunderbird
Here is an alternate solution named Sysessential MBOX Duplicate Remover Tool. It is an excellent solution to automatically check Thunderbird MBOX files and remove duplicate emails. Users can easily load Thunderbird MBOX files in batch mode to remove duplicate email messages. The best part of this software is you don’t even need Thunderbird program installation to remove its duplicate emails. In just a couple of clicks, you can delete Thunderbird duplicate email messages.
Also, users have the option to remove duplicates within each file or across all added Thunderbird MBOX files. To have a better understanding of the software, you can download free trial version before buying it.
In this post, we have discussed an easy way to remove duplicate emails from Thunderbird. You can remove duplicate email messages from Thunderbird manually but it has some limitations too. In this case, we suggest you to choose professional Ways to Remove MBOX file Duplicates. It is an easy and 100% safe solution to automatically delete Thunderbird duplicate emails in few clicks.