This can be annoying, as it renders the email client completely useless. Fortunately, it is not the most challenging issue, as it only requires a tweak or two.

Why does my Thunderbird keep freezing?

There are a series of factors that can cause the Thunderbird not responding issue. Listed below are some of the prevalent ones:

Problems with third-party apps: If you started noticing that Thunderbird freezes on startup after installing an app, the issue might well be caused by that app. Also, it might be due to some of your startup apps. The solution here is to use Thunderbird in safe mode. Antivirus interference: If Thunderbird is stuck on loading a message, it might be your antivirus causing issues. Users have mainly found AVG and some third-party antiviruses to cause this. You need to disable these security tools or uninstall and replace them with one of the best antiviruses for Windows 10.

What are some common Thunderbird issues?

Thunderbird issues can prevent you from receiving new emails, and speaking of Thunderbird, these are some common problems reported by users:

Mozilla Thunderbird problems sending emails: This issue can occur if your email account isn’t correctly configured. To fix it, be sure that your login information is correct. Mozilla Thunderbird is very slow: Many users reported this issue, but we already covered this problem in our Thunderbird is a slow article, so be sure to check it out for more solutions. The Mozilla Thunderbird won’t download emails: This problem can sometimes occur due to your antivirus, and to fix the problem, you might have to disable or remove your antivirus software. Mozilla Thunderbird keeps freezing, not responding, crashing, and hanging: These problems can occur with Thunderbird, but you should be able to fix them using our solutions.

How can I fix Thunderbird if it’s not responding?

Below are some of the troubleshooting steps you should try before applying any of the fixes in this guide:

Restart your PC Make an exception for Thunderbird in your antivirus software

1. Run Thunderbird from Safe Mode

If Thunderbird is not responding, it might be because of some apps or processes. Restarting your PC in Safe Mode will only enable the needed drivers and services to run your device. If Thunderbird works in Safe Mode, then the problem is most likely caused by a third-party app. SPONSORED

2. Disable antivirus

In some cases, Thunderbird might not be responding because your antivirus is blocking it. The quick fix to this is to disable your antivirus temporarily. The steps above only show how to disable Windows Defender. If you have any third-party antiviruses, you should disable them too. Feel free to let us know the solution that helped you fix this issue in the comments below. That is all there is to fix the Thunderbird not working with Gmail, not responding, and other variations of the issue. All you need to do now is to follow the instructions carefully, and things should be back to normal. If you decide to go alternative to Thunderbird, check our list of the best email clients for a productivity boost.

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