{"id":190049,"date":"2025-08-25T07:10:04","date_gmt":"2025-08-25T07:10:04","guid":{"rendered":"https:\/\/postmansmtp.com\/?p=190049"},"modified":"2026-03-10T08:57:53","modified_gmt":"2026-03-10T08:57:53","slug":"post-smtp-v3-4-0-resend-smtp-integration","status":"publish","type":"post","link":"https:\/\/postmansmtp.com\/es\/post-smtp-v3-4-0-resend-smtp-integration\/","title":{"rendered":"Post SMTP v3.4.0 \u2014 Introducing Resend SMTP Integration for Reliable Email Delivery"},"content":{"rendered":"\n<p>If you are a Resend SMTP user and want to connect it to your WordPress site, you are going to love this update!<\/p>\n\n\n\n<p>With Post SMTP v3.4.0, we&#8217;re excited to announce Resend SMTP integration as part of our growing family of 15+ mailer options already available in Post SMTP.<\/p>\n\n\n\n<p>For many WordPress users, sending emails reliably has always been a challenge. Emails land in spam, some don\u2019t get delivered at all, and configuring private SMTP servers can feel like a never-ending headache. With this update, we\u2019ve partnered with Resend to make email delivery easier, faster, and more dependable.<\/p>\n\n\n\n<p>Keep reading to learn more about why we chose Rersend.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Why Resend SMTP?<\/strong><\/h2>\n\n\n\n<p><a href=\"https:\/\/resend.com\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\"><strong>Resend<\/strong><\/a> is a modern email delivery service built for developers and businesses that need a robust and flexible way to send transactional emails. Unlike traditional mailers, Resend is API-first, which means it\u2019s designed for speed, reliability, and scalability.<\/p>\n\n\n\n<p>Here are a few reasons why Resend has quickly become a favorite in the email space:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Used by <\/strong><a href=\"https:\/\/resend.com\/blog\/400-000-users-and-beyond\" target=\"_blank\" rel=\"noreferrer noopener nofollow\"><strong>400,000+<\/strong><\/a><strong> developers and businesses worldwide<\/strong> for transactional and application-based emails.<\/li>\n\n\n\n<li><strong>API-driven architecture<\/strong> for faster email processing compared to older SMTP methods.<\/li>\n\n\n\n<li><strong>Supports transactional emails out of the box<\/strong> \u2014 order confirmations, password resets, sign-up emails, and more.<\/li>\n\n\n\n<li><strong>Done for you, domain verification and authentication (SPF, DKIM, DMARC)<\/strong> to help your emails land in the inbox, not spam.<\/li>\n\n\n\n<li><strong>Developer-friendly<\/strong> with simple API keys, logs, and dashboards that make troubleshooting easy.<\/li>\n<\/ul>\n\n\n\n<p>By bringing Resend into Post SMTP, we\u2019re giving WordPress site owners access to these advantages without any complicated setup.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>How to Set Up Resend with Post SMTP<\/strong><\/h2>\n\n\n\n<p>Getting started with Resend inside Post SMTP is straightforward and takes just a few minutes:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Create a Resend account and generate your API key.<\/li>\n\n\n\n<li>Verify your domain in Resend for authenticated sending.<\/li>\n\n\n\n<li>Open Post SMTP \u2192 Setup Wizard and select Resend as your mailer.<\/li>\n\n\n\n<li>Enter your From Email, From Name, and paste in the API key.<\/li>\n\n\n\n<li>Send a test email to confirm everything is working.<\/li>\n<\/ol>\n\n\n\n<p>And that\u2019s it \u2014 your WordPress site is now ready to send authenticated emails via Resend.<\/p>\n\n\n\n<p>\ud83d\udc49 Need the full tutorial? We\u2019ve documented the entire setup process with screenshots. Check out the complete <a href=\"https:\/\/postmansmtp.com\/docs\/mailers\/how-to-setup-resend-with-post-smtp\/\" target=\"_blank\" rel=\"noreferrer noopener\">Resend SMTP documentation here<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1270\" height=\"704\" src=\"https:\/\/postmansmtp-live.s3.amazonaws.com\/wp-content\/uploads\/2025\/08\/set-up-resend-with-post-smtp.webp\" alt=\"\" class=\"wp-image-190056\" srcset=\"https:\/\/postmansmtp-live.s3.amazonaws.com\/wp-content\/uploads\/2025\/08\/set-up-resend-with-post-smtp.webp 1270w, https:\/\/postmansmtp-live.s3.amazonaws.com\/wp-content\/uploads\/2025\/08\/set-up-resend-with-post-smtp-300x166.webp 300w, https:\/\/postmansmtp-live.s3.amazonaws.com\/wp-content\/uploads\/2025\/08\/set-up-resend-with-post-smtp-1024x568.webp 1024w, https:\/\/postmansmtp-live.s3.amazonaws.com\/wp-content\/uploads\/2025\/08\/set-up-resend-with-post-smtp-768x426.webp 768w\" sizes=\"auto, (max-width: 1270px) 100vw, 1270px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>What Else Is New in Post SMTP v3.4.0?<\/strong><\/h2>\n\n\n\n<p>While Resend SMTP integration is the star of this release, we\u2019ve also made performance tweaks and under-the-hood improvements, which are as follows:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Updated the Feedback SDK to the latest version<\/li>\n\n\n\n<li>Removed unnecessary notices from the Post SMTP Wizard<\/li>\n\n\n\n<li>Fixed BCC\/CC issues with SparkPost<\/li>\n\n\n\n<li>Fixed Reply-To not working in Gravity Forms with <a href=\"https:\/\/postmansmtp.com\/smtp-integrations\/smtp2go\/\" target=\"_blank\" rel=\"noreferrer noopener\">SMTP2GO<\/a><\/li>\n<\/ul>\n\n\n\n<p>These updates make Post SMTP more stable and polished, so you can focus on sending emails without interruptions.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Update to Post SMTP v3.4.0 Today<\/strong><\/h2>\n\n\n\n<p>With Resend SMTP integration, this release makes Post SMTP even more powerful for WordPress email delivery. Whether you run a blog, a WooCommerce store, or a client website, you can now rely on Resend and other 15+ SMTP options available in Post SMTP to handle your emails smoothly and securely.<\/p>\n\n\n\n<p>\ud83d\udc49 Head to your WordPress dashboard and <strong>update to Post SMTP v3.4.0 today<\/strong>.<\/p>\n\n\n\n<p>Your visitors, customers, and users will appreciate emails that arrive on time \u2014 every time.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>If you are a Resend SMTP user and want to connect it [&hellip;]<\/p>\n","protected":false},"author":6276,"featured_media":190061,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Post SMTP v3.4.0 Release \u2014 Resend SMTP Integration for WordPress Emails","_seopress_titles_desc":"Post SMTP v3.4.0 introduces Resend SMTP integration. 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