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Why Thunderbird Not Showing Sent Folder? How to Fix It?

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Published By Jamie Kaler
Rollins Duke
Approved By Rollins Duke
Published On July 9th, 2025
Reading Time 7 Minutes Reading
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Have you also noticed that Thunderbird not showing sent folder or other similar subfolders on your device? If yes, then this is the blog that can assist you well in fixing the Thunderbird not showing all folders issue.

Thus, in this Thunderbird not showing subfolders issue, users often encounter a situation in which they run Thunderbird but do not find some of the folders or subfolders. This happens due to multiple reasons, such as issues associated with the server, synchronization, folder view, and more.

Therefore, to get introduced to it and learn the different manuals as well as professional ways to fix this, read the complete blog to the very end and find out the best solution that works for you.

Why is Thunderbird Not Showing Sent Folder?

  • One of the reasons behind Thunderbird not showing all folders is incorrect server credentials or selecting the wrong settings, which restrict the configuration.
  • Also, any disturbance in the folder synchronization also contributes to Thunderbird not showing all subfolders.
  • Another prominent reason behind this error is corruption or possible faults in the Thunderbird folder data.
  • In addition to that, any issue with the server also leads to Thunderbird not showing sent folder.
  • Apart from this, if an individual is using the outdated edition of Thunderbird, then such problems also take place.
  • Incorrect settings, filter options, or even display settings also create inconvenience for the user and lead to Thunderbird not showing all folders.
  • Over and above that, if the user has not subscribed to the folder to display, then this can be another reason behind Thunderbird not showing sent folder.

Manual Ways to Fix Thunderbird Not Showing All Folders

There are multiple ways to resolve the Thunderbird not showing sent folder issue, and below we are sharing some of the most common ones among them. However, the user has to try multiple solutions since it is more like a hit-and-trial approach. So, have a quick read of them:

1. Try to Create a New Profile

  1. First of all, go to the current Thunderbird profile destination.
  2. Then, create a copy of the Thunderbird profile but at a different location.
  3. The path must be like C:\Users\UserName\AppData\Roaming\Thunderbird\Profiles\Profile Name\Mail\.
  4. Make sure to use a different profile name to fix the possible glitch in Thunderbird.
  5. After this, restart Thunderbird and check whether the issue of Thunderbird not showing sent folder is fixed or not.

2. Fix the Synchronization Settings

  1. First of all, run Thunderbird on your device.
  2. Once done, right-click on the email address.
  3. From there, select the Subscribe option.
  4. After this, tick all the Thunderbird folders.
  5. Finally, hit the OK button, and the issue related to Thunderbird not showing sent folder will be resolved.

3. Get the Updated Thunderbird 

  1. Run Thunderbird on your account.
  2. Then, click on the three horizontal line menu icon.
  3. Choose Help from the drop-down.
  4. Further, select the About Thunderbird option.
  5. Then, check for the Update. If available, then do so.
  6. Once done, restart Thunderbird, and you are one step closer to fixing the Thunderbird not showing all folder issue.

4. Repair the Damaged Thunderbird Folder

  1. First, run Thunderbird on your device.
  2. Then, right-click on the Thunderbird folder.
  3. Further, select the Properties option there.
  4. Now, click on the Repair Folder button.
  5. And, at last, click on Ok to fix the Thunderbird not showing sent folder issue.

5. Recreate the Thunderbird MSF File

  1. Firstly, close the running Thunderbird on your device.
  2. Then, go to the Thunderbird profile location.
  3. Further, navigate and search for the folder Inbox or Inbox.msf.
  4. Now, delete the .msf file only and not the other one.
  5. Finally, restart Thunderbird to fix the Thunderbird not showing sent folder problem.

6. Check the Thunderbird Preview Settings of the Folder

  1. Run Thunderbird on your system.
  2. Then, click on the View option from the ribbon.
  3. From the drop-down menu, choose the View option.
  4. Once done, tick or untick folders such as “All”, “Unread”, “Unified”, “Recent”, etc., accordingly.
  5. With this, there is a high chance that the Thunderbird not showing subfolders issue will be resolved.

Limitations of the Manual Way to Fix Thunderbird Not Showing All Folders

  • They are very complex to follow and consume a lot of user time and energy.
  • The user has to use multiple solutions since there is no assurance that any one will work to resolve Thunderbird not showing sent folder.
  • There is a very high chance of data loss or alteration with the manual ways to fix Thunderbird not showing all folders.
  • These ways are not reliable, and since the experts often rely on the professional solution, which is the automated tool.
What Professionals Use and Suggest to Fix?

The manual method has lots of limitations, and that is why professionals always use and recommend the automated tool. Thus, by using the MailsWare Thunderbird Data Converter, the user can easily fetch the configured Thunderbird data and convert it into MBOX to get healthier and corruption-free files. Not only this but it also helps in taking a backup of Thunderbird data before implementing the conventional solutions. Once done, the user can simply import them into Thunderbird again to fix the Thunderbird not showing sent folder issue. The quick steps to use this tool are as follows:

  1. Install and launch the software on your device.
    install the tool
  2. Then, select the Thunderbird data using the given selection modes.
    choose thunderbird data
  3. Further, from the list of 30+ export options, choose MBOX.
    choose mbox
  4. Then, give the saving location and select the naming option.
    browse the saving location
  5. Finally, click on Convert to get healthier MBOX files.
    thunderbird not showing sent folder

Once done, make sure to re-import the data in Thunderbird so that it gets visible, and the problem with Thunderbird not showing the sent folder resolves. Also, the user can choose the email client option from the software to directly export the data and change the emailing platform without any data loss.

Benefits of Pro Tool to Fix Thunderbird Not Showing Sent Folders
  • It is very easy to use and has 30+ saving options which allow the user to convert Thunderbird to Office 365, Gmail, PDF, PST, EML, MBOX, and more.
  • The file naming option and file saving destination option help the user organize the output and easily access it when needed.
  • Plus, there is complete data security and originality with this utility, as it supports all the elements of the Thunderbird file and keeps them intact even after the conversion. It includes headers, footers, attachments, links, and more.
  • There is a demo edition of the tool also available, which is completely free of cost, and lets the user test the efficiency of the software to fix the Thunderbird not showing sent folder issue.
  • Over and above that, it runs on all operating systems, including Mac and their latest edition, which makes it versatile and compatible.
Conclusion

In this complete blog post, we discussed multiple solutions to fix Thunderbird not showing sent folder. However, after exploring multiple conventional ways, it is advised by the experts to go with the automated solution mentioned above.

Not only is it easy and fast to use, but it is also reliable since it maintains hierarchy, keeps the attachments intact, gives 99.9% accurate results, and is approved by experts for the advanced needs of the users. Overall, it is the best solution to manage, convert, export, or transfer Thunderbird data.

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