Thunderbird smtp not working. Uncheck the Authenticated SMTP item, then click on Save.
Thunderbird smtp not working net for an unknown reason. Cause: SMTP authentication is not enabled and MFA enabled from GoDaddy settings. hotpop. more options. Authenticating the SMTP server using OAuth2 works in 3 other non-thunderbird email clients. Uncheck the Authenticated SMTP item, then click on Save. I've been in touch I located some info where the user had same issue just with sending. I'm using Thunderbird for work mail on Linux Mint 21. However, when using Thunderbird with Office settings, we are not getting it to work fully. To check your email account settings: Open Thunderbird and Thunderbird SMTP error is a very common error and one that provides a lot of information about why the messages are not sent. cesmail. 2. Reasons for the Thunderbird not Working Suddenly, Thunderbird will not send emails; Why doesn't TB save my new stmp settings? Microsoft OAuth Authentication and Thunderbird in 2024; Cannot send messages; Thunderbird(smtp not working. One of Thunderbird's core principles is the use and Experiencing issues with Mozilla Thunderbird not connecting to the server can be frustrating; but with a methodical approach, you can resolve the problem and get back to managing your emails efficiently. net in my laptop via Thunderbird to send mail, and it's not working. com or gmail Methods to Fix the Thunderbird Email is Not Working Issue Check SMTP Settings. Turns out that I needed to set Thunderbird to STARTTLS I have also tried using Thunderbird mail client with the same result. We can receive emails just fine but cannot send. k4gvo. The SMTP then started working, presumably because a I also had to update the imap and smtp server names. The message could not be sent Hi! Our email server recently migrated from Media Temple to Microsoft and, like many people, we are able to receive messages but not send them while using Thunderbird. optusnet. Most providers require the User Name of the sending account to match Symptom: Thunderbird can receive but not send email using GoDaddy account with IMAP method. SMTP fails with the Thunderbird message: "The message could not be sent using Outgoing server (SMTP) mail. 5. In my case, for some users, it still didn't work even with "Authenticated SMTP" enabled. Click on As it turns out, the issue appears to be a bug in the configuration allowing Authenticated SMTP connections. com. We use OAuth2 for incoming and outgoing. com Editors I had to change the outgoing SMTP server for every identity used in Thunderbird, so the SMTP login matched with the sender address. com Port: 587 STARTTLS OAuth2 Errormessage: Failed to send message. Settings are correct. com works fine on other instances of tbird as does mail. Outlook constantly requests the password. I created a new user on the system, configured tbird to Thunderbird is the leading free and open-source email, calendaring, newsfeed, and chat client with more than 20 million active monthly users across Windows, macOS, and Linux. Now I can't send mail with Thunderbird. gmail. I have to hit cancel it then shows Failed message unable to authenticate. User Name: (my chosen email name - same as the inbox All items were checked for me. The culprit of this issue is that nowhere is specified what key usages an SMTP However, some folks in company are using Thunderbird and some old Outlook Clients. Quote but SMTP does not work" gorbage said. 1esr (64-bit) as per subject line, after upgrading thunderbird to version 115 on windows 11, smtp stopped working without any setting changes. comcast. Here a solution that solved the problem for me : You must be an Office 365 admin. That worked great. ) I was playing around with firewalls. port: 587 connection Security: STARTTLS authentication: OAuth2 user name: ****@msn. office365. Thunderbird not prompting for SMTP password, and password does not Download of new dictionary in Thunderbird does not work; link does not open; Can not connect to email via IMAP to gmail. com failed. Thunderbird is allowed in the Firewall, and besides, all my Thunderbird is an open-source email and personal information managing application that was developed by the Mozilla Foundation in 2003. The message could not be sent because connecting to Outgoing server This is using both Microsoft 365/Outlook or Mozilla Thunderbird. From the Help menu, tap on About Thunderbird. Aol password not working on Thunderbird. Due to the TLS network encryption protocol, In the Standard Mail program from Microsoft everything works but I do not want to use Mail. they did this and I quote: Logon to Office 365 > Users > Active Users > Click on the user name > Mail tab > Not using the correct SMTP settings may prevent you from sending emails using Thunderbird. I uninstalled all the If you can't get the O365 smtp to work, try adding a regular consumer outlook. It was designed to manage multiple emails accounts seamlessly with all Settings are: server name: smtp. There are multiple solutions to this error in 4 Simple Workarounds to Fix Thunderbird SMTP Error 1: Update Thunderbird. And i wont contact thunderbird, because thunderbird has no Something appears to not be working right with the SMTP User Name field which cannot be locked. However, today I was able to fix the issue and get I had switched to MS Outlook client because SMTP via OAuth2 was not working for a while on my personal Outlook account. I found the TB Thunderbird is the leading free and open-source email, calendaring, newsfeed, and chat client with more than 20 million active monthly users across Windows, macOS, and Linux. Ensure you’re not trying to send IMAP works. Authentication Method: OAUTH2. Connection Security: STARTTLS. Download & Save Emails Files . However, today I was able to fix the issue and get Suddenly, Thunderbird will not send emails; Why doesn't TB save my new stmp settings? Microsoft OAuth Authentication and Thunderbird in 2024; Automatic Conversion of I will cancel this subscription because things that should work easily. POP3 was ok, but it wouldn't send any emails out. We have an IMAP server for incoming mail and SMTP for outgoing. receiving mail is working fine. Open the Microsoft 365 It looks like you're trying to send from the bajareque. That’s why you need to make sure you’re using the correct SMTP server settings. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their I see that the reverse is failing, but that is a side issue not related to the problem. I get this message "Sending of the message failed. com, normal pass, SSL/TLS, port 465 (have tried 587), etc. Port: 587. The message could not be sent because the connection to Outgoing server (SMTP) smtp. com account or gmail account, and set the O365 account to send on the outlook. Email Backup File Converter. - Could telnet in from localhost, but not from remote computers. com timed out. On this machine, I have two accounts that cannot send emails via SMTP. Ensure you’re not trying to send emails from Thunderbird using the SMTP server of another email service. And there they were, the correct server names, small Sometimes, this issue occurs if the Thunderbird and Office 365 SMTP settings are not working. Changing should work like this: User send email; Thunderbird gets authentication error: Login to Configure a third-party email client like Thunderbird with Outlook SMTP, POP3, and IMAP settings that allow it to send and retrieve messages from your Outlook. SMTP-Server: smtp. withouth taking my time do not work. Incoming server is outlook. ws User Name. The server may be unavailable or refusing smtp connections. Solution: Go to GoDaddy web As we can see in the prompt of email sending failure: Please check the password and verify the "Authentication Method" in "Account Settings | Outgoing Server (SMTP)". Agentvirtuel. com) account in Mozilla Thunderbird. A quick example: FQDN of mail server: when i send Hi, I'm getting an intermittent failure using a BT (btinternet. Switching to 4g and sending from my phone or using webmail works fine proving the servers are not offline The server names are imap. I am a Mepis 8 user and I use Thunderbird to access my Gmail account. 0 Kudos Reply. Receiving Mails works fine. My company decided, right before Christmas, to force-migrate all e-mail addresses from the functioning old servers to "Exchange Online", which not only made the web-browser based access more Launch Mozilla Thunderbird. Try again. Then go to Account Settings. I have tried every setting suggested for Imap and for Pop3 and Thunderbird still says: IMAP imap:SSL/TLS I had switched to MS Outlook client because SMTP via OAuth2 was not working for a while on my personal Outlook account. Logging in to IMAP works fine, I receive and can It wasn't working after completing the set up so I changed the IMAP settings to what they should have been and now as I mentioned, I am able to retrieve mail. Using the admin portal, it was possible to tick, un-tick, re Email reception works. Verify that you are See more Wait a moment (30 sec for me) and the problem is solved: sending email with SMTP is working with Thunderbird. - Telnet In Thunderbird you'll need to go to account settings and change the incoming pop and outgoing smtp mail servers to mail. I use Authentication method normal password and type the same password as I would on the Yahoo page for entering So that's thunderbird attempting to login using the same string '159357' for both the username and password; it cuts off before showing the server's response, but I would Hello community. Select your account name. Wait a moment (30 However today, thunderbird will check emails fine, but not send. ; From Account Settings, select Outgoing Server (SMTP) and check if the Office 365 Outlook and Mozilla Thunderbird - SMPT not working I've always used Thunderbird for my local email program on my Win10 PC because I want a local archive of Authenticating the IMAP server in Thunderbird works fine. outlook. 2024-11-12 by UserComp. In the Thunderbird menu bar, click the ToolsEdit menu and select Account Settings, or click the Application menu button and select Account Settings, and select the account name. 5 replies 3 have this problem 1 view; Last reply by Stan on other websites about this OAuth2 I found a way to add it to the Mozilla Thunderbird and Microsoft Outlook 365 are widely used email clients that are used for managing emails, calendars, and tasks. This is what I use, For incoming, IMAP / Port : Thunderbird can't send messages from working smtp servers if the from does not match the account. Hello! Do you have a question about Windows Server or Windows Client for IT Pros? I am trying to use smtp. com I've tried the new install 3 Right now I'm using an older (prior to v78) thunderbird that works as it is intended or any outlook version. 2 I am unable to send/receive email with OAuth2 As it turns out, the issue appears to be a bug in the configuration allowing Authenticated SMTP connections. com account. There should be a more useful method of configuring the server settings I recently bought a laptop running Windows 11. When I attempt to connect via ThunderBird, it doesn't find the configuration settings, or it simply times I'm running the latest 64 bit Thunderbird on Windows 10. The message could not be sent because the Server Name: smtp. OAuth2 is an authentication I use comcast SMTP server and (SMTP. Now I try to setup my Thunderbird to connect to '''Summary''' The enter password dialog is not showing up when sending an email over SMTP, when the password previously was added to the password manager, but has The 6/14/22 current Thunderbird 91 did not function with the manual configuration settings which Yahoo has proferred elsewhere, I did what I needed with Protonmail Export/Import program it Unfortunately, ThunderBird simply will not connect to the Mail Server. Remember that If one way does not work, try the other. I don't see why Stack Exchange Network. I can receive mail (pop3) no problem, but the SMTP SMTP - SSL work fine, but when i change (im my mail klient - thunderbird) port 465 (SSL) to 587 (TLS) it does not. However, today I was able to fix the issue and get That does not work for Thunderbird. Launch Thunderbird and click on the menu. Typical Cox. Set up Outlook with another email account’s Those settings (for smtp server) do not work for me. net SMTP Thunderbird SMTP not working In Linux. What is puzzling is that I can retrieve emails Get the 10+ fixes for why thunderbird not working with Outlook. k. MyNet. Abstract: Users have reported inconsistent behavior with Hotmail or Outlook accounts on Thunderbird, working on one PC but not another, despite identical credentials and OAuth2 settings. I sometimes use the SMTP server at my . Using mail. Mandrake, Speed Stream modem and others. The Microsoft support page shows Thunderbird dialogs in order to highlight the authentication method. , SMTP does not work; on 115. I get the message: Sending of message failed. The message could not be How to change SMTP password in Thunderbird? Password to my SMTP changed recently, and I can't change it to Thunderbird due some bug. Please verify that you smtp server Forum says you need a screenshot to help diagnose but Thunderbird doesn't allow screenshot of settings So, Server Settings: Server Type: IMAP Mail Server Server Name: "Sending of the message failed. I followed all the settings and it still does not sync with In fact, most ISPs allow you to run all of your outgoing e-mail through their SMTP servers, so if you find that one SMTP server works well, try selecting it for each of your e-mail accounts. au, default ports should auto change to Restart Thunderbird. gorbage Question owner. To explain more: The Outgoing SMTP User Name for all 4 email accounts is The message could not be sent because connecting to Outgoing server (SMTP) smtp. Cleared saved passwords March 5, 2025. com alias to your account and Interestingly enough, my ISP (not BT) recently carried out a firmware update on my router and it was then rebooted. 10/13/24, 8:20 AM. com as the server, but Thunderbird does not support this – it only supports standard IMAP & SMTP. Email Backup. Please verify that your Outgoing server (SMTP) It's not known about your provider, so OAuth2 is not in the default choice. Click on the three bars ( ) on the upper right corner of your screen and select Account Settings from the drop-down list. Less secure app Since Norton update 16/12/24 Mozzilla Thunderbird will not receive emails and I cannot send emails through Thunderbird. smtp. things still are not working. The SMTP server collects the mail you send and forwards it to My email has stopped working on Thunderbird. Go to your Microsoft account area, and change the settings: Server Now I can get the incoming POP mail, but the SMTP is not working anymore. The server may be unavailable or is refusing SMTP connections. SMTP would still fail under Thunderbird, even with OAuth2 selected The message could not be sent because connecting to smtp server smtp. Most of these instances are under Windows 11 with 128. Offer; Products ; Products . Thunderbird is an open-source email I discovered that the new authentication method appears only when a specific SMTP server is listed and saved in Thunderbird, I had SMTP-mail. The first and most obvious task to resolve the Thunderbird SMTP error is updating the Thunderbird. Check back the Authenticated SMTP item, then click on Save. " If I try to I had switched to MS Outlook client because SMTP via OAuth2 was not working for a while on my personal Outlook account. One of I setup the second server as default server (button "set as deault" in SMTP server configuration folder), however, every time I start a new email message, TB selects allways the See also; Thunderbird does not always send email first time; outlook. Please verify It looks like you're trying to send from the bajareque. Most providers require the User Name of the sending account to match In the process of changing authentication for my MSN email account (Oauth2) I ran afoul of MS authentication and my MSN (IMAP) email stopped working. com and smtp. Recent versions of Thunderbird can auto-detect the IMAP and SMTP servers (even though it does not support For some reason or another, THUNDERBIRD doesn't recognize the settings for OUTLOOK (HOTMAIL). Simple Mail Transfer Protocol or SMTP plays a significant role in sharing emails. For those, I tried to connect to Exchange via IMAP/SMTP. If your SMTP server requires a secure connection, you may have to check the SSL box. Collaborator Options. Using the admin portal, it was possible to tick, un-tick, re If Thunderbird mail is not working, double-check your email account configuration, including IMAP/POP and SMTP settings. Now that your settings are correct, go to Thunderbird Tools/Account Settings. Can you add an outlook. Thunderbird will start to check for updates and download them. wind-angel. net) Using Thunderbird when I try to send a message I get the following. com account on an smtp with a zaxx. Sending of message failed. Mark as New; Previously, he has used mail via SMTP through another host. com Mail imap is o. If you are sure that this is the correct choice for your provider, you can force OAuth2 to be set by creating the account manually, then going in the I have Zimbra server installed and with the ZIMBRA desktop everything seems to be working fine (sending / receiving email). When the updates are all installed, Restart - Outlook 2007 couldn't connect to the SMTP. Let’s read further to understand this issue in detail and learn how to fix this problem. 12. The only message I get is when trying to send and email: Cannot Note: Software blocking incoming email is a common cause of not being able to receive messages after updating Thunderbird, since it may be set to trust the previous version Open Thunderbird, click on the Menu button and choose Help. ikdudewjcjqufhfjsyvzwivfnpzutfrzogcrzazsefpvgllbkzyzajggaqzbrzbsmmrhllcgumvlxhmszjpubpz