{"id":2762,"date":"2022-01-31T12:12:39","date_gmt":"2022-01-31T12:12:39","guid":{"rendered":"https:\/\/www.arysontechnologies.com\/blog\/?p=2762"},"modified":"2022-09-08T04:55:09","modified_gmt":"2022-09-08T04:55:09","slug":"thunderbird-cant-send-email","status":"publish","type":"post","link":"https:\/\/www.arysontechnologies.com\/blog\/thunderbird-cant-send-email\/","title":{"rendered":"Error Fixed Thunderbird Can&#8217;t Send Email"},"content":{"rendered":"<p class=\"block_sum\"><em><strong>Summary:<\/strong> Are you looking for a quick and hassle-free method for Thunderbird can&#8217;t send email? If yes, then stop wandering here and there. This blog will get an absolute and fast way to solve the query Thunderbird won&#8217;t send email.<\/em><span class=\"block_btn\"><a href=\"https:\/\/www.arysontechnologies.com\/demo-version\/Aryson-Outlook-Recovery-Demo.exe\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-2172 size-full\" src=\"https:\/\/www.arysontechnologies.com\/blog\/wp-content\/uploads\/2021\/08\/Button-for-win.png\" alt=\"download\" width=\"163\" height=\"40\" \/><\/a><\/span><\/p>\n<p>Mozilla Thunderbird is a cross-platform, open-source, and free program that assists users with efficient management of their emails, attachments, chats, and newsgroups. Yet, it sometimes fails to adapt to the new functionalities and may show you bugs during the updations process of the updated version like Thunderbird can&#8217;t send emails, and Thunderbird outgoing server timed out.<\/p>\n<p>Thus, if Thunderbird won&#8217;t send emails, this blog provides various solution steps that you can follow to check for common problems. However, you can also convert your multiple MBOX into Outlook PST at a time.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_83 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.arysontechnologies.com\/blog\/thunderbird-cant-send-email\/#Thunderbird_Sending_of_Message_Failed-_Lets_Discuss_the_Reasons\" >Thunderbird Sending of Message Failed- Let&#8217;s Discuss the Reasons<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.arysontechnologies.com\/blog\/thunderbird-cant-send-email\/#Best_Methods_to_Fix_Thunderbird_Cant_Send_Email\" >Best Methods to Fix Thunderbird Can&#8217;t Send Email<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.arysontechnologies.com\/blog\/thunderbird-cant-send-email\/#Method_1_-_Verify_the_SMTP_Settings\" >Method 1:- Verify the SMTP Settings<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.arysontechnologies.com\/blog\/thunderbird-cant-send-email\/#Method_2_Check_that_the_Correct_SMTP_Setting_or_Not\" >Method 2: Check that the Correct SMTP Setting or Not<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.arysontechnologies.com\/blog\/thunderbird-cant-send-email\/#Method_3_Make_Sure_that_There_is_Nothing_in_the_Blocking_Mails_Folder\" >Method 3: Make Sure that There is Nothing in the Blocking Mails Folder<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.arysontechnologies.com\/blog\/thunderbird-cant-send-email\/#Method_4_Delete_the_Set_Password_on_SMTP\" >Method 4: Delete the Set Password on SMTP<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.arysontechnologies.com\/blog\/thunderbird-cant-send-email\/#Method_5_Reset_SMTP_Password\" >Method 5: Reset SMTP Password<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.arysontechnologies.com\/blog\/thunderbird-cant-send-email\/#Method_6_Send_Query_to_Support_Team\" >Method 6: Send Query to Support Team<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.arysontechnologies.com\/blog\/thunderbird-cant-send-email\/#Why_Manual_Ways_to_Fix_the_Thunderbird_cant_send_emails_is_not_Recommended_Mostly\" >Why Manual Ways to Fix the Thunderbird can&#8217;t send emails is not Recommended Mostly?<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.arysontechnologies.com\/blog\/thunderbird-cant-send-email\/#An_Alternate_Solution_to_Troubleshoot_Thunderbird_wont_send_Email\" >An Alternate Solution to Troubleshoot Thunderbird won&#8217;t send Email<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.arysontechnologies.com\/blog\/thunderbird-cant-send-email\/#Conclusion\" >Conclusion<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Thunderbird_Sending_of_Message_Failed-_Lets_Discuss_the_Reasons\"><\/span>Thunderbird Sending of Message Failed- Let&#8217;s Discuss the Reasons<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>These are several common issues behind the issue Thunderbird stopped working. Some of them are mentioned here:<\/p>\n<ul class=\"list_content\">\n<li>Sometimes, users cannot send emails, while once can compose a message, send it, and get an error.<\/li>\n<li>The problem suddenly started after updating Thunderbird to their latest version,i.e., version 78.<\/li>\n<li>Thunderbird SMTP error message also pop-up due to incorrect configuration of the account.<\/li>\n<li>Possibility of issue occurs because Thunderbird cannot send mail the connection to the outgoing server failed.<\/li>\n<li>Please verify that your Outgoing server (SMTP) settings are correct and try again because there is a chance that Thunderbird outgoing server timed out.<\/li>\n<li>Thunderbird Sending of message failed SMTP server timed out happens while traveling and linking with a different ISP from a normal one.<\/li>\n<li>Inappropriate Thunderbird Settings may also be a reason behind the issue.<\/li>\n<li>Blocked Port 25 by ISP (Internet Service Provider)<\/li>\n<\/ul>\n<h3 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Best_Methods_to_Fix_Thunderbird_Cant_Send_Email\"><\/span>Best Methods to Fix Thunderbird Can&#8217;t Send Email<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>These are the most researched and appropriate methods to fix Thunderbird can&#8217;t send email issues. All the solutions are 100% secure, and there are no chances of data loss. Just try the method and work with Thunderbird Mail clients efficiently and <a href=\"https:\/\/www.arysontechnologies.com\/updates\/proven-way-to-move-thunderbird-to-a-new-computer\/\">move Thunderbird to a new computer<\/a>.<\/p>\n<h4 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Method_1_-_Verify_the_SMTP_Settings\"><\/span>Method 1:- Verify the SMTP Settings<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>1. First of all, start the <strong>Thunderbird application <\/strong>to remove Thunderbird email problems sending when the mailbox is full of storage.<br \/>\n2. Now, go to <strong>Tools <\/strong>and opt for the <strong>Account Settings <\/strong>option.<br \/>\n3. Or, you can also click on the <strong>setting bars <\/strong>in the top-right corner.<br \/>\n4. Here, click on the <strong>Options <\/strong>and select the <strong>Account Setting <\/strong>option.<br \/>\n5. In the Account Setting wizard, you have to choose the <strong>Outgoing Server(SMTP) <\/strong>from the left panel.<br \/>\n6. Now, verify that the <strong>SMTP settings <\/strong>are correct for the email account configured or not.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2766\" src=\"https:\/\/www.arysontechnologies.com\/blog\/wp-content\/uploads\/2022\/01\/1-2.png\" alt=\"\" width=\"648\" height=\"701\" srcset=\"https:\/\/www.arysontechnologies.com\/blog\/wp-content\/uploads\/2022\/01\/1-2.png 648w, https:\/\/www.arysontechnologies.com\/blog\/wp-content\/uploads\/2022\/01\/1-2-277x300.png 277w\" sizes=\"auto, (max-width: 648px) 100vw, 648px\" \/><\/p>\n<p>7. After that, click on the <strong>Edit <\/strong>option to change SMTP details and remove Thunderbird email problems.<br \/>\n8. You can also go to the <strong>email provider\u2019s <\/strong>website and find Mail Settings and then SMTP.<br \/>\n9. Finally, check the <strong>Thunderbird settings<\/strong> match the documented settings.<\/p>\n<h4 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Method_2_Check_that_the_Correct_SMTP_Setting_or_Not\"><\/span>Method 2: Check that the Correct SMTP Setting or Not<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>1. Again, run the <strong>Thunderbird application <\/strong>to troubleshoot the Thunderbird SMTP error message.<br \/>\n2. Move to <strong>Tools <\/strong>and opt for the <strong>Account Settings<\/strong>.<br \/>\n3. Now, click on the <strong>three bars <\/strong>and go to <strong>Options&gt;&gt;Account Settings<\/strong>.<br \/>\n4. In the Account Settings window, choose the <strong>account name <\/strong>that has Thunderbird email problems sending.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2767\" src=\"https:\/\/www.arysontechnologies.com\/blog\/wp-content\/uploads\/2022\/01\/2-1.png\" alt=\"\" width=\"648\" height=\"701\" srcset=\"https:\/\/www.arysontechnologies.com\/blog\/wp-content\/uploads\/2022\/01\/2-1.png 648w, https:\/\/www.arysontechnologies.com\/blog\/wp-content\/uploads\/2022\/01\/2-1-277x300.png 277w\" sizes=\"auto, (max-width: 648px) 100vw, 648px\" \/><\/p>\n<p>5. Verify whether the <strong>correct SMTP server <\/strong>is used for the email address or not.<\/p>\n<h4 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Method_3_Make_Sure_that_There_is_Nothing_in_the_Blocking_Mails_Folder\"><\/span>Method 3: Make Sure that There is Nothing in the Blocking Mails Folder<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>1. First, <strong>send an email <\/strong>after switching off any antivirus or firewall connection.<br \/>\n2. It can also remove the <strong>third-party tool <\/strong>as a possibility for Thunderbird can&#8217;t send emails.<br \/>\n3. Additionally, many ISPs block outgoing emails coming from port 25. Remove the port number to <strong>465 or 587 <\/strong>after consulting the service provider.<\/p>\n<h4 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Method_4_Delete_the_Set_Password_on_SMTP\"><\/span>Method 4: Delete the Set Password on SMTP<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>1. First of all, check the<strong> updated Thunderbird version<\/strong>.<br \/>\n2. Now, <strong>send an email <\/strong>to check whether the Thunderbird stopped working issues get fixed or not.<br \/>\n3. If it was, go to <strong>three bars <\/strong>and opt for the <strong>Tools <\/strong>and choose Option from the drop-down.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2768\" src=\"https:\/\/www.arysontechnologies.com\/blog\/wp-content\/uploads\/2022\/01\/3-2.png\" alt=\"\" width=\"255\" height=\"427\" srcset=\"https:\/\/www.arysontechnologies.com\/blog\/wp-content\/uploads\/2022\/01\/3-2.png 255w, https:\/\/www.arysontechnologies.com\/blog\/wp-content\/uploads\/2022\/01\/3-2-179x300.png 179w\" sizes=\"auto, (max-width: 255px) 100vw, 255px\" \/><\/p>\n<p>4. In the options wizard, click on the <strong>Security icon<\/strong>. Here, opt for the <strong>Saved Passwords <\/strong>button and click Ok.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2769\" src=\"https:\/\/www.arysontechnologies.com\/blog\/wp-content\/uploads\/2022\/01\/4-2.png\" alt=\"\" width=\"751\" height=\"580\" srcset=\"https:\/\/www.arysontechnologies.com\/blog\/wp-content\/uploads\/2022\/01\/4-2.png 751w, https:\/\/www.arysontechnologies.com\/blog\/wp-content\/uploads\/2022\/01\/4-2-300x232.png 300w\" sizes=\"auto, (max-width: 751px) 100vw, 751px\" \/><\/p>\n<p>5. After that, <strong>delete the SMTP password <\/strong>and reconfigure the email account to verify whether the Thunderbird can&#8217;t send emails.<\/p>\n<h4 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Method_5_Reset_SMTP_Password\"><\/span>Method 5: Reset SMTP Password<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Try changing your SMTP password. It is usually done via a &#8216;reset email password&#8217; form on your ISP&#8217;s support website. Follow the steps to do so:<\/p>\n<p>1. First, go to the<strong> ISP site <\/strong>and tap on the <strong>Reset Password<\/strong>.<br \/>\n2. Now, <strong>change the password <\/strong>and add it to the Thunderbird. It will successfully remove your error: Thunderbird sending of message failed.<\/p>\n<h4 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Method_6_Send_Query_to_Support_Team\"><\/span>Method 6: Send Query to Support Team<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>1. If this list of solutions doesn&#8217;t fix the issue: cannot send mail the connection to the outgoing server failed, please <strong>create a new support <\/strong>request with a proper screenshot.<br \/>\n2. You have to <strong>send an email <\/strong>with their email id, mail provider(Gmail), ISP, etc.<br \/>\n3. Here, you also have to <strong>add on the version <\/strong>of firewall and antivirus.<br \/>\n4. Also, <strong>mention the details <\/strong>of Thunderbird version number and operating system.<br \/>\n5. After doing this, it will<strong> fix all your issues <\/strong>related to sending emails.<\/p>\n<h3 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Why_Manual_Ways_to_Fix_the_Thunderbird_cant_send_emails_is_not_Recommended_Mostly\"><\/span>Why Manual Ways to Fix the Thunderbird can&#8217;t send emails is not Recommended Mostly?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>It does not provide the proper technical assistance properly.<\/li>\n<li>The steps are not easy to perform and may generate data loss.<\/li>\n<li>The manual solution may or may not fix the Thunderbird mail server password required.<\/li>\n<li>While changing the configuration and settings may create the chances of data loss.<\/li>\n<\/ul>\n<h4 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"An_Alternate_Solution_to_Troubleshoot_Thunderbird_wont_send_Email\"><\/span>An Alternate Solution to Troubleshoot Thunderbird won&#8217;t send Email<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>If the manual solutions can not fix your Thunderbird issue, many users think to move their Thunderbird mailbox emails into another mostly recommended email client named Outlook. This <a href=\"https:\/\/www.arysontechnologies.com\/mbox-to-pst-converter.html\"><strong>Aryson MBOX to PST Converter<\/strong> <\/a>is a risk-free and powerful utility to transfer all the MBOX emails into Outlook PST format. Also, it can convert or import MBOX files into EML, MSG, CSV, HTML, Gmail, Office 365, AOL, Outlook.com, etc.<\/p>\n<h4 class=\"main_heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Are you finding it difficult to fix the common problems or errors: Thunderbird can&#8217;t send email? Use the different manual solutions described here and troubleshoot the issue immediately. If this list of methods doesn&#8217;t fix, then opt for the third-party solution and move all MBOX data into other email clients.<\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;2762&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;2&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;5&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Rate this post&quot;,&quot;legend&quot;:&quot;5\\\/5 - (2 votes)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;Error Fixed Thunderbird Can\\u0026#039;t Send Email&quot;,&quot;width&quot;:&quot;142.5&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 142.5px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            5\/5 - (2 votes)    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p>Summary: Are you looking for a quick and hassle-free method for Thunderbird can&#8217;t send email? If yes, then stop wandering<a class=\"read-more ml-1 main-read-more\" href=\"https:\/\/www.arysontechnologies.com\/blog\/thunderbird-cant-send-email\/\">Read More<\/a><\/p>\n","protected":false},"author":12,"featured_media":2774,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[70],"tags":[],"class_list":["post-2762","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-email-migration"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Error Fixed Thunderbird Can&#039;t Send Email - Informative Guide<\/title>\n<meta name=\"description\" content=\"This post will explain why Thunderbird can&#039;t send email due to SMTP errors, Email Blocking errors and SMTP password error.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.arysontechnologies.com\/blog\/thunderbird-cant-send-email\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Error Fixed Thunderbird Can&#039;t Send Email - 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