Summary: Sometimes, Thunderbird users face various problems with their email clients. This article discusses the problem of Thunderbird email is not working and the solutions to resolve the issue. It also mentions a professional MBOX to PST converter software in case you want to migrate from Thunderbird to MS Outlook.
Mozilla Thunderbird is one of the most popular and reliable email clients. It is an open-source, cross-platform, and free email application. However, even a popular email client like Thunderbird is not devoid of issues. One common problem the users often face is “Thunderbird email is not working.” Such an issue may arise due to a problem with the SMTP server settings. However, there are various other reasons that may lead to this issue.
If you’re facing the same problem, we are here to help you. Check the below methods to resolve this problem.
Simple Mail Transfer Protocol or SMTP plays a significant role in sharing emails. The SMTP server collects the mail you send and forwards it to the recipient. If SMTP settings are incorrect, you may not able to send emails via Thunderbird.
Follow the below steps to check SMTP settings:
If you could not find your mail settings, search for new mail settings (SMTP).
If the above method does not solve your problem, check your IMAP server settings. Follow these steps:
To know which IMAP settings you use, check the official website of your email client.
Make sure that your firewall or antivirus is not blocking your outgoing emails. Follow the below steps:
This will help you know if your firewall or antivirus is causing the problem.
If this doesn’t sort the issue, try changing the port. Some ISPs block emails on specific ports, like port 25. Thus, look for another port or speak to your ISP support and ask if they’re the one blocking your emails.
To do so, follow these steps:
Follow the below steps:
Thunderbird requires higher and better security standards for TLS encryption protocol. Receiving and sending emails might fail if the Thunderbird application version is outdated. Thus, update your version to fix the issue.
Sometimes, the server space of the email client gets full. This might not allow you to send or receive emails. In such a case, you can delete some emails or remove attachments and save them somewhere else to create space.
You can try using a different device or operating system for accessing Thunderbird and see if your email is working.
You may also try changing your current location and see if the mail works. Change your default location with the following steps.
If nothing works, you can reinstall the Thunderbird application. However, before doing that back up your profile folder to another location.
If the problem persists, you can switch to a new email client, like MS Outlook and migrate all your Thunderbird emails to Outlook. You can perform this migration by using a migration tool, such as Stellar Converter for MBOX. It’s a powerful tool that can help you migrate data from MBOX mail clients to MS Outlook in just a few clicks.
The “Thunderbird email is not working” issue may occur due to various reasons. However, you can resolve the issue by following the methods mentioned in this post. In case the issue persists, you can opt to migrate from Thunderbird to better alternatives, like MS Outlook. However, the migration process is not easy as both email clients work with different file formats. This is where Stellar Converter for MBOX comes into the picture. The software can help you convert your Thunderbird MBOX data into PST that you can easily import into Outlook.
Ravi Singh is a Senior Writer at Stellar®. He is an expert Tech Explainer, IoT enthusiast, and a passionate nerd with over 7 years of experience in technical writing. He writes about Microsoft Exchange, Microsoft 365, Email Migration, Linux, Windows, Mac, DIY Tech, and Smart Home. Ravi spends most of his weekends working with IoT (DIY Smart Home) devices and playing Overwatch. He is also a solo traveler who loves hiking and exploring new trails.
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