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Mozilla Thunderbird (x64 en-US) Mozilla Thunderbird (x64 en-US)





A guide to uninstall Mozilla Thunderbird (x64 en-US) from your computer

Mozilla Thunderbird (x64 en-US) is a software application. This page holds details on how to uninstall it from your computer. It is produced by Mozilla. You can find out more on Mozilla or check for application updates here. More information about Mozilla Thunderbird (x64 en-US) can be found at . The program is often found in the C:\Program Files\Mozilla Thunderbird folder (same installation drive as Windows). The entire uninstall command line for Mozilla Thunderbird (x64 en-US) is C:\Program Files\Mozilla Thunderbird\uninstall\helper.exe. thunderbird.exe is the Mozilla Thunderbird (x64 en-US)'s primary executable file and it takes approximately 469.13 KB (480384 bytes) on disk.

Mozilla Thunderbird (x64 en-US) is comprised of the following executables which occupy 8.19 MB (8591112 bytes) on disk:

  • crashhelper.exe (311.63 KB)
  • crashreporter.exe (3.64 MB)
  • maintenanceservice.exe (278.13 KB)
  • maintenanceservice_installer.exe (185.04 KB)
  • pingsender.exe (83.63 KB)
  • plugin-container.exe (145.13 KB)
  • rnp-cli.exe (786.63 KB)
  • rnpkeys.exe (802.63 KB)
  • thunderbird.exe (469.13 KB)
  • updater.exe (460.63 KB)
  • WSEnable.exe (30.63 KB)
  • helper.exe (1.08 MB)
...click to view all...

This data is about Mozilla Thunderbird (x64 en-US) version 140.1.1 alone. You can find below a few links to other Mozilla Thunderbird (x64 en-US) releases:

...click to view all...
Some files and registry entries are regularly left behind when you uninstall Mozilla Thunderbird (x64 en-US).

Folders remaining:
  • C:\Program Files\Mozilla Thunderbird

The files below remain on your disk by Mozilla Thunderbird (x64 en-US)'s application uninstaller when you removed it:
  • C:\Program Files\Mozilla Thunderbird\AccessibleMarshal.dll
  • C:\Program Files\Mozilla Thunderbird\application.ini
  • C:\Program Files\Mozilla Thunderbird\chrome\icons\default\calendar-alarm-dialog.ico
  • C:\Program Files\Mozilla Thunderbird\chrome\icons\default\calendar-general-dialog.ico
  • C:\Program Files\Mozilla Thunderbird\chrome\icons\default\messengerWindow.ico
  • C:\Program Files\Mozilla Thunderbird\chrome\icons\default\msgcomposeWindow.ico
  • C:\Program Files\Mozilla Thunderbird\crashhelper.exe
  • C:\Program Files\Mozilla Thunderbird\crashreporter.exe
  • C:\Program Files\Mozilla Thunderbird\defaults\messenger\mailViews.dat
  • C:\Program Files\Mozilla Thunderbird\defaults\pref\channel-prefs.js
  • C:\Program Files\Mozilla Thunderbird\dependentlibs.list
  • C:\Program Files\Mozilla Thunderbird\distribution\distribution.ini
  • C:\Program Files\Mozilla Thunderbird\fonts\TwemojiMozilla.ttf
  • C:\Program Files\Mozilla Thunderbird\freebl3.dll
  • C:\Program Files\Mozilla Thunderbird\gkcodecs.dll
  • C:\Program Files\Mozilla Thunderbird\install.log
  • C:\Program Files\Mozilla Thunderbird\interesting_serverknobs.json
  • C:\Program Files\Mozilla Thunderbird\isp\Bogofilter.sfd
  • C:\Program Files\Mozilla Thunderbird\isp\DSPAM.sfd
  • C:\Program Files\Mozilla Thunderbird\isp\POPFile.sfd
  • C:\Program Files\Mozilla Thunderbird\isp\SpamAssassin.sfd
  • C:\Program Files\Mozilla Thunderbird\isp\SpamPal.sfd
  • C:\Program Files\Mozilla Thunderbird\lgpllibs.dll
  • C:\Program Files\Mozilla Thunderbird\libEGL.dll
  • C:\Program Files\Mozilla Thunderbird\libGLESv2.dll
  • C:\Program Files\Mozilla Thunderbird\libotr.dll
  • C:\Program Files\Mozilla Thunderbird\libssp-0.dll
  • C:\Program Files\Mozilla Thunderbird\maintenanceservice.exe
  • C:\Program Files\Mozilla Thunderbird\maintenanceservice_installer.exe
  • C:\Program Files\Mozilla Thunderbird\MapiProxy.dll
  • C:\Program Files\Mozilla Thunderbird\MapiProxy_InUse.dll
  • C:\Program Files\Mozilla Thunderbird\mozavcodec.dll
  • C:\Program Files\Mozilla Thunderbird\mozavutil.dll
  • C:\Program Files\Mozilla Thunderbird\mozglue.dll
  • C:\Program Files\Mozilla Thunderbird\mozMapi32.dll
  • C:\Program Files\Mozilla Thunderbird\mozMapi32_InUse.dll
  • C:\Program Files\Mozilla Thunderbird\mozwer.dll
  • C:\Program Files\Mozilla Thunderbird\msvcp140.dll
  • C:\Program Files\Mozilla Thunderbird\notificationserver.dll
  • C:\Program Files\Mozilla Thunderbird\nss3.dll
  • C:\Program Files\Mozilla Thunderbird\omni.ja
  • C:\Program Files\Mozilla Thunderbird\pingsender.exe
  • C:\Program Files\Mozilla Thunderbird\platform.ini
  • C:\Program Files\Mozilla Thunderbird\plugin-container.exe
  • C:\Program Files\Mozilla Thunderbird\precomplete
  • C:\Program Files\Mozilla Thunderbird\removed-files
  • C:\Program Files\Mozilla Thunderbird\rnp.dll
  • C:\Program Files\Mozilla Thunderbird\rnp-cli.exe
  • C:\Program Files\Mozilla Thunderbird\rnpkeys.exe
  • C:\Program Files\Mozilla Thunderbird\softokn3.dll
  • C:\Program Files\Mozilla Thunderbird\thunderbird.exe
  • C:\Program Files\Mozilla Thunderbird\thunderbird.VisualElementsManifest.xml
  • C:\Program Files\Mozilla Thunderbird\tobedeleted\repad90de46-d605-48d2-bfd4-3280eb7b8baf
  • C:\Program Files\Mozilla Thunderbird\uninstall\helper.exe
  • C:\Program Files\Mozilla Thunderbird\uninstall\shortcuts_log.ini
  • C:\Program Files\Mozilla Thunderbird\uninstall\uninstall.log
  • C:\Program Files\Mozilla Thunderbird\uninstall\uninstall.update
  • C:\Program Files\Mozilla Thunderbird\updater.exe
  • C:\Program Files\Mozilla Thunderbird\updater.ini
  • C:\Program Files\Mozilla Thunderbird\update-settings.ini
  • C:\Program Files\Mozilla Thunderbird\vcruntime140.dll
  • C:\Program Files\Mozilla Thunderbird\vcruntime140_1.dll
  • C:\Program Files\Mozilla Thunderbird\VisualElements\VisualElements_150.png
  • C:\Program Files\Mozilla Thunderbird\VisualElements\VisualElements_70.png
  • C:\Program Files\Mozilla Thunderbird\WSEnable.exe
  • C:\Program Files\Mozilla Thunderbird\xul.dll

Usually the following registry keys will not be cleaned:
  • HKEY_CURRENT_USER\Software\Mozilla\Mozilla Thunderbird\140.1.1 (en-US)
  • HKEY_LOCAL_MACHINE\Software\Mozilla\Mozilla Thunderbird\140.1.1 (en-US)

Open regedit.exe in order to delete the following registry values:
  • HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache\C:\Program Files\Mozilla Thunderbird\thunderbird.exe.ApplicationCompany
  • HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache\C:\Program Files\Mozilla Thunderbird\thunderbird.exe.FriendlyAppName


How to uninstall Mozilla Thunderbird (x64 en-US) from your PC using Advanced Uninstaller PRO

Mozilla Thunderbird (x64 en-US) is an application by the software company Mozilla. Sometimes, people decide to uninstall this application. Sometimes this can be troublesome because uninstalling this by hand takes some advanced knowledge related to Windows program uninstallation. One of the best EASY way to uninstall Mozilla Thunderbird (x64 en-US) is to use Advanced Uninstaller PRO. Take the following steps on how to do this:





1. If you don't have Advanced Uninstaller PRO already installed on your Windows PC, add it. This is good because Advanced Uninstaller PRO is an efficient uninstaller and all around utility to take care of your Windows computer.

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  • navigate to Download Link
  • download the program by clicking on the DOWNLOAD button
  • install Advanced Uninstaller PRO
2. Run Advanced Uninstaller PRO. Take some time to get familiar with the program's interface and number of tools available. Advanced Uninstaller PRO is a very good program.

3. Press the General Tools button
Go to General Tools


4. Press the Uninstall Programs button
Go to Uninstall Programs


5. A list of the applications existing on your PC will appear

6. Navigate the list of applications until you find Mozilla Thunderbird (x64 en-US) or simply click the Search field and type in "Mozilla Thunderbird (x64 en-US)". If it exists on your system the Mozilla Thunderbird (x64 en-US) program will be found very quickly. When you select Mozilla Thunderbird (x64 en-US) in the list of applications, the following information about the application is available to you:


  • Star rating (in the lower left corner). This explains the opinion other users have about Mozilla Thunderbird (x64 en-US), ranging from "Highly recommended" to "Very dangerous".
  • Reviews by other users - Press the Read reviews button.
  • Technical information about the application you are about to uninstall, by clicking on the Properties button.
For example you can see that for Mozilla Thunderbird (x64 en-US):





  • The publisher is: https://www.mozilla.org/en-US/
  • The uninstall string is: C:\Program Files\Mozilla Thunderbird\uninstall\helper.exe
7. Click the Uninstall button. A confirmation window will appear. Confirm the uninstall by clicking the Uninstall button. Advanced Uninstaller PRO will then remove Mozilla Thunderbird (x64 en-US).
Uninstall Mozilla Thunderbird (x64 en-US)


8. After uninstalling Mozilla Thunderbird (x64 en-US), Advanced Uninstaller PRO will offer to run a cleanup. Click Next to proceed with the cleanup. All the items of Mozilla Thunderbird (x64 en-US) which have been left behind will be detected and you will be able to delete them. By uninstalling Mozilla Thunderbird (x64 en-US) using Advanced Uninstaller PRO, you can be sure that no registry entries, files or directories are left behind on your PC.

Your computer will remain clean, speedy and able to run without errors or problems.

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Disclaimer

This page is not a piece of advice to remove Mozilla Thunderbird (x64 en-US) by Mozilla from your PC, nor are we saying that Mozilla Thunderbird (x64 en-US) by Mozilla is not a good software application. This page simply contains detailed instructions on how to remove Mozilla Thunderbird (x64 en-US) supposing you decide this is what you want to do. The information above contains registry and disk entries that other software left behind and Advanced Uninstaller PRO discovered and classified as "leftovers" on other users' PCs.

2025-08-06 / Written by Daniel Statescu for Advanced Uninstaller PRO

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Last update on: 2025-08-06 15:15:07.307