Thunderbird not responding on startup. Oct 4, 2023 · If Thunderbird is not responding on Windows 10, you can fix it by enabling Safe Mode with Networking and disabling your antivirus temporarily Mar 29, 2016 · Why does Thunderbird constantly freeze and lock up? Constantly "freezes" up. After the latest update it goes into this mode almost immediately and doesn't come back, even after I shut it down and wait a while, it still does not come back. Jan 23, 2024 · Discover the reasons why Mozilla Thunderbird keeps not responding and learn how to fix this frustrating issue with our comprehensive guide. This can prevent you from accessing your Thunderbird mailbox data. Thunderbird won’t start after crash – Sometimes, a crash can damage your Thunderbird profile, and to fix that, try reinstalling the application. However, recent versions of Windows 10 don’t seem to run very well alongside it as plenty of its users have reported that the program simply freezes on certain commands and in certain parts. Find a pro way to fix Thunderbird not responding to Windows 10 devices as well. (win10) Nov 14, 2021 · Mozilla Thunderbird is a free popular cross-platform email-client used by plenty of people. I tried repairing, reindexing, closing program, restarting pc but nothing helps. May 15, 2025 · Thunderbird Not Responding: 3 Solutions if it Keeps Freezing Mozilla Thunderbird is a highly regarded email client that is popular among users looking for robust features, customization options, and a user-friendly interface. Oct 4, 2023 · This can be a problem, but you can fix it simply by running Thunderbird in Safe Mode. Get the complete solution and fix thunderbird errors from here. Apr 20, 2025 · Fix: Thunderbird Not Responding on Windows Mozilla Thunderbird is one of the most popular open-source email clients that provide users with powerful email management tools. Googleing this . However, like any software, it can sometimes face issues that cause it to freeze or become unresponsive. When I try to start Tbird I always get the message "Thunderbird is already running, but is not responding. The problem is that thunderbird randomly stop responding and showing not responding in the top left corner. 1 32 bit When I select a folder in the Left hand navigation pane, Thunderbird will often be sluggish to respond (3 -10 secs), but frequently during the day it is worse than this, as I will see the notice in the Title Bar "Thunderbird Not Responding" and now I will have to wait 3-5 minutes before Thunderbird is usable again. Hi, For the last 2 weeks I have a issue with thunderbird after an auto update from 9x to last version. (Can it be related to a Win10 update??) Tried everything found on forums: - restarted Win in safe mode and Tbird in safe mode Aug 19, 2021 · Facing error Mozilla Thunderbird Not Responding while working with Thunderbird. Explore the Thunderbird not responding Windows 11 issue. Jul 29, 2024 · Is Mozilla Thunderbird "already running, but not responding"? Here's what to do to make Thunderbird start when it's giving errors. May 29, 2018 · Right after launch Thunderbird get stuck and displays "Not Responding" forever. The startup cache is a temporary file that stores information about Thunderbird’s settings and configuration. Diagnose problems in Troubleshoot Mode After starting Thunderbird in Troubleshoot Mode, test its behavior to see if the problem goes away. It had been doing this and I would wait for a minute or so and it would come back and I could continue working. However, like any application, it can sometimes encounter issues, such as freezing, crashing, or becoming unresponsive on Windows systems. In this article, you will learn why Thunderbird not opening or responding and some effective methods to fix the issue. Jun 6, 2025 · Thunderbird crashing/freezing on Windows 10? Try 10+ tested fixes to stop Mozilla Thunderbird from not responding or freezing on PC. After 3/5 seconds is working again, this behavior happens a lot and it verry frustrating. The old Jun 3, 2020 · OS is Win 7 Tbird 68. Jan 16, 2017 · I start up TB and begin reading my messages for the day, then it stops, says "not responding". It has been "not responding Jul 4, 2025 · Fix Thunderbird errors fast! Try quick fixes to solve send/receive issues, launch problems, server timeouts, email failures, add-on bugs, etc. Nov 6, 2017 · Everyone in our office that uses Thunderbird all had the same issue about five days ago that when we open the Thunderbird program it immediately tries downloading messages but then stalls and says Not Responding and you have to close down. Or you can exit Thunderbird and start as you normally would. Deleting it can help fix issues with the program. 8. You can't even be in there long enough to make changes or really click on much of anything. I am not able to access my e-mails! Happened already - and suddenly, after some work on the same day - on two different computers, both running Win10 x64 with the latest version of T'bird. May 14, 2024 · Mozilla Thunderbird won’t open due to a number of reasons. What can I do if Thunderbird won’t open? Before trying our fixes, you should restart and reset your modem. If you are Feb 21, 2025 · Turn Troubleshoot Mode off Click ≡ > Help > Turn Troubleshoot Mode Off to immediately close Thunderbird and restart it in normal mode. I can delete or open 4 emails and then it quits responding & I have to go out and do something else then go back in. fivgq lhiu m9nb kabxrrw rttl 9fq elu0h eba kc v9d