How to Fix the Thunderbird Email is Not Working Issue?

Please let me know that how to fix the Thunderbird Email is not working issue. I have no idea about this. If anyone knows then help me.

Ronald Dennis 1   Ans 3 months ago
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Fix the Thunderbird Email is Not Working Issue

Mozilla Thunderbird is a popular open-source email client that provides users with a range of features to manage their emails. However, like any other software, Thunderbird can also run into issues from time to time. 

One such issue that users often face is the Thunderbird email not working problem. If you're also facing this issue, don't worry, as there are several ways to fix it. In this article, we'll go over some of the most effective solutions to get your Thunderbird email client up and running again.

Common Causes of Thunderbird Email Not Working

Before we dive into the solutions, let's take a look at some of the common causes of Thunderbird email not working issue:

  • Corrupt Thunderbird profile
  • Incorrect email server settings
  • Outdated Thunderbird version
  • Conflict with antivirus or firewall software
  • Network connectivity issues

Solutions to Fix Thunderbird Email Not Working Issue

Here are some of the solutions that you can try to fix the Thunderbird email not working issue:

Solution 1: Restart Thunderbird

One of the simplest solutions to fix the Thunderbird email not working issue is to restart the application. This can help resolve any temporary glitches or errors that may be preventing Thunderbird from working correctly.

To restart Thunderbird, simply close the application and then launch it again. If this doesn't resolve the issue, move on to the next solution.

Solution 2: Check Your Email Server Settings

Another common cause of Thunderbird email not working issue is incorrect email server settings. Make sure that you have correctly configured your email server settings, including the incoming and outgoing server details, port numbers, and authentication settings.

To check your email server settings in Thunderbird, go to the "Tools" menu and select "Account Settings". Then, select the email account that's not working and make sure that the server settings are correct.

Solution 3: Update Thunderbird

If you're running an outdated version of Thunderbird, it could be causing the email not working issue. Make sure that you have the latest version of Thunderbird installed on your computer. You can check for updates by going to the "Help" menu and selecting "About Thunderbird". If there's a new version available, download and install it.

Solution 4: Disable Antivirus or Firewall Software

Sometimes, antivirus or firewall software can interfere with Thunderbird's ability to send or receive emails. Try temporarily disabling your antivirus or firewall software and see if that resolves the issue. If it does, you may need to configure your software to allow Thunderbird to access the internet.

Solution 5: Create a New Thunderbird Profile

If your Thunderbird profile is corrupt, it could be causing the email not working issue. In this case, you'll need to create a new profile.

To create a new profile in Thunderbird, first, close the application. Then, press the "Windows key + R" on your keyboard to open the Run dialog box. Type "thunderbird.exe -p" (without quotes) in the box and press Enter. This will open the Thunderbird Profile Manager. Click on "Create Profile" and follow the on-screen instructions to create a new profile.

Solution 6: Check Network Connectivity

Finally, check your network connectivity to make sure that you have a stable internet connection. If your internet connection is slow or unstable, it could be causing the Thunderbird email not working issue.


In conclusion, Thunderbird email is a powerful email client that offers a range of features to users. However, sometimes Thunderbird email may stop working or encounter issues that prevent you from sending or receiving emails. 

If you are facing such issues, you can try some of the troubleshooting steps mentioned in this article, such as checking your internet connection, updating Thunderbird to the latest version, disabling antivirus software, and configuring your email account settings. 

If none of these solutions work, you can try uninstalling and reinstalling Thunderbird or seeking help from the Thunderbird support community. With these solutions, you should be able to resolve the Thunderbird email not working issue and get back to sending and receiving emails hassle-free.

Steffan 18 April 2023
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