Thunderbird Add-on ImportExportTools NG Not Working? – Fixed

After updating Thunderbird to its latest version, a user observed that the Thunderbird ImportExportTools NG not working. It is either stopped working or has disappeared. There can be various reasons behind it. In this blog, we will explore all the solutions that can help users fix this issue. We will first examine the manual fixes and then proceed to the automated Cigati MBOX Converter. Read the blog till the end to understand and execute the solutions that can fix this problem. 

Why Is Thunderbird ImportExportTools NG Is Not Working?

Before implementing the solutions, it is crucial to understand the root cause of the problem that led to this error. Given below are the potential causes that may lead to this error. Let’s take a look:

• Updating Thunderbird to the latest version includes an updated extensions API that may cause compatibility issues.
• The user must not have fully installed the add-on because of sudden shutdowns or file corruption. 
• If the Thunderbird profile is corrupted, it can prevent the ImportExportTools add-on to stop working properly.
• Sometimes, the user mistakenly disables the add-on, causing the error.
• Many times, users update Thunderbird, but use the outdated version of the ImportExportTools NG add-on. This will suddenly stop working as the add-on is no longer compatible with the latest version of Thunderbird.

Also Read: Fix Thunderbird Inbox Messages Disappeared

Solutions to Fix Thunderbird ImportExportTools NG Not Working Issue

After installing the ImportExportTools NG add-on in Thunderbird, and experienced issues like Outlook being greyed out or the import/export feature failing. Try these fixes to resolve it:

Check Thunderbird’s Compatibility with the Add-on

A mismatch between the versions of Thunderbird and the ImportExportTools NG can lead to Thunderbird ImportExportTools NG not compatible. The user can also temporarily downgrade Thunderbird’s version that supports the add-on. 

Check the compatibility of Thunderbird to solve this issue:

1. Open Thunderbird on your PC.
2. Navigate to Menu > Help > About Thunderbird.
3. Check the version.

Update the ImportExportTools NG Add-on

Working with an outdated version of the add-on after a Thunderbird update might not be supported and may fail. Regularly updating the add-on will maintain compatibility.

Follow the steps to remove and update the latest add-on:

1. Open Mozilla Thunderbird.
2. Now, go to Tools > Add-ons and Themes.
3. Find ImportExportTools NG add-on and click on Remove.
4. Then, restart Thunderbird.
5. Visit the official site of ImportExportTools NG. 
6. Click on Add to Thunderbird and follow the instructions to reinstall the add-on.
7. After that, restart Thunderbird.

Make Sure the Add-on Is Enabled

If the add-on is outdated or incompatible with the Thunderbird version, the application may automatically disable it. Therefore, check if it is enabled or not. If disabled, then enable it. 

Here is how you can enable the add-on if it is disabled:

1. In Thunderbird, click on the Menu icon.
2. Then select Add-ons and Themes and click on Extensions.
3. Locate ImportExportTools NG in the list.
4. If it is disabled, enable it and restart Thunderbird.

Unblock the Add-on in Your Security Software

Antivirus or firewalls may sometimes look at the ImportExportTools NG as suspicious and may block it. To resolve it, temporarily disable the antivirus programs and firewalls. 

Steps to disable the antivirus program and firewall:

1. Open your antivirus software.
2. Navigate to the Settings.
3. Now, turn off firewall control and real-time protection.

Reinstall the Add-on

If the Thunderbird ImportExportTools NG is not working, it could be due to a corrupted or incomplete installation. 

This is the process to reinstall the add-on:

1. Open the Thunderbird application on your system.
2. Head to Menu > Add-ons and Themes > Extensions and find ImportExportTools NG.
3. Press the Remove button.
4. Now, close the Thunderbird app and reopen it.
5. Visit this site official site of ImportExportTools NG.
6. Click on Add to Thunderbird and install it.
7. After that, restart Thunderbird.

Top-Notch Solution to Fix Thunderbird ImportExportTools NG Not Working Issue

The MBOX Converter is a reliable software that directly imports your MBOX files into Thunderbird. The user can also convert multiple MBOX files at once into various file formats. Not only this, the tool exports directly to email clients like Outlook, Thunderbird, Office 365, etc. The software also supports duplicate email detection and removal, filtering based on date, and a built-in preview feature to review content before conversion. It is specially built for speed and precision.

Quick steps to fix the Thunderbird add-on issue:

1. Launch the converter tool after downloading it.
2. Click on Continue and then select Add File to upload your file.
3. Now, browse to select your desired MBOX file and open it to add it.
4. Expand the folder structure, preview the content, and click on Next to continue.
5. Under the Saves/Backup/Migrate As section, choose Email Clients and select IMAP from the drop-down list.
6. Now, fill in your IMAP Email ID and Password.
7. Configure the optional features if needed.
8. Lastly, click on Convert to start importing. 

Conclusion

Addressing the error “Thunderbird ImportExportTools NG Not Working” is important for cross-platform compatibility. In this blog, we have covered the manual and an advanced automated approach. The manual technique involves technical manual steps, complex and slow, and a smart professional MBOX Converter Tool automates the entire process. Using the professional tool, the user can import MBOX files faster, more precisely, and error-free. It is an ideal choice for both individuals and businesses.

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