How Do I Repair All Folders In Thunderbird? – Top 4 Easy Approaches

Bhawna Barwal | email conversion file conversion software technology | 4 minutes read | Last updated on May 22nd, 2025,

Introduction

Dealing with issues how do I repair my Thunderbird email & folders? Yes, then you will get safer approaches to repair all folders in Thunderbird here in this blog.

Are you a regular user of Thunderbird email client and suddenly your Thunderbird gets corrupted? Users encounter these kinds of issues while using Thunderbird email client. And it seems so irritating when someone has to send emails from Thunderbird email app and while doing so the only thing is happened receiving unwanted error messages. This write up will give you instant solutions that help to fix the error issues. Let’s move further and see how do I repair all folders in Thunderbird.

How Do I Repair My Thunderbird Email?

Let’s look at various approaches to fix and repair Thunderbird folders and profiles in Windows Operating Systems:

Method 1: Repair Folders from Thunderbird Profile

There is built in feature in Thunderbird to repair local folders like:

  1. Run your Thunderbird.
  2. Go to the corrupted folder and press right click on it.
  3. Select “Properties” option.
  4. Choose “Repair Folder” option in order to repair folders.

Method 2: Reinstall & Reopen Thunderbird

It is classic way to repair Thunderbird program, you just need to reinstall Thunderbird email client and upgrade the version of it. Now configure your Thunderbird profile.

Method 3: Repair Thunderbird Emails with Profile Manager

Thunderbird email client provides feature of profile manager to repair profiles let’s see how:

  1. Press Win+R.
  2. Now search for “Thunderbird.exe –p”.
  3. Open Profile Manager and select corrupt file, rename it accordingly.
  4. Create profile and fill the information.
  5. Lastly hit the “Finish”, it repairs Thunderbird folders.

Method 4: The Easiest & Safest Solution for How Do I Repair My Thunderbird Email

BitData Migration Thunderbird Converter helps to backup your Thunderbird data seamlessly on Windows and Mac. This method is feasible to upload the data from profile. Even if profile does not work still the software can upload it for repairing. This Thunderbird Tool enables to upload data from default profile from storage path. It also provides a great option to save and backup Thunderbird data in various saving options like PDF, PST, MBOX, CSV, Gmail, Exchange, Office 365, Yahoo, EML, MSG, and many more. Moreover, the software is easy to use and give you an effortless platform to backup Thunderbird data.

How Do I Repair All Folders In Thunderbird Professionally?

Step1: Download the suggested utility on your Windows device.

Step2: Now upload Thunderbird mailboxes and select Thunderbird data with given options like File Mode and Folder Mode.

Step3: Here you can preview the information of uploaded email messages from Thunderbird profiles.

Step4: Now choose the desired output saving options such as PST, PDF, MBOX, EML, Office 365, Exchange Server, Gmail, Google App & GSuite, Outlook.com, etc. Press on the Next and move further.

Step5: Choosethe location to place the output accordingly. And press on the Export tab to start migration process.  

Why Should I Repair Thunderbird Profile with Professional Software?

With the help of Thunderbird Utility users can backup Thunderbird data in PC. As it provides various saving options that can easily be saved in PC, and accessible on some other email clients. And also it is great method to repair Thunderbird folder without installation of Thunderbird email client. This method is an instant solution for handling bulk data that can save a lot time and efforts. Also, this method does demand from users any technical skill, as the working of this software is quite easy. This software gives and ensures to deliver accurate output data without any mishaps of errors.

The software is capable to upload Thunderbird data. And users can upload Thunderbird data into software to repair using options like “convert default configured Thunderbird mailboxes” and let me select other Thunderbird profiles and mailboxes saved separately. Additionally, it also gives preview option so that it is possible to view the details of selected email messages from Thunderbird profiles and mailboxes. The software provides a quick backup facility for Thunderbird data, as the app is efficient in migrating batch Thunderbird data in single processing.

Users can repair and backup Thunderbird emails like SBD, MBOX, EML, No extension file, etc. The mentioned Thunderbird data repair solution is accessible on all editions of Windows – Windows 11, Windows8.1, Windows 8, Windows 7, Windows Vista, Windows XP, Windows 10, etc. All Mac Operating Systems versions are also suited with the utility like Mac OS Catalina Mac OS X 10.15, High-Sierra Mac OS X 10.13, Mojave Mac OS X 10.14, Monterey, Sequoia Sonoma, Big-Sur, Ventura, and all other editions. Users can acquire a free demo version of the Thunderbird Tool that permits to convert 25 Thunderbird files without charging any cost.

Read more:

How Do I Backup Thunderbird Data

How to Transfer Thunderbird Data to Office 365

Final Words

This blog provides you four different approaches to tackle how do I repair all folders in Thunderbird. Users can opt for any method according to their needs and demands. If you have a bulk data to repair, and also you need an instant approach to handle bulk data then you must opt for a professional method. However, the first three manual approaches mentioned above are also feasible if you have a good technical background.