Hi There,
As I wrote I switched back to former version, which works perfect, while former one failed.
In this context, this is the result of the email test which failed:
Test SMTP de Postman (polinacouture.com)
Could not open socket
Your hosting is blocking the connection, contact their support
This is diagnotic test
Mailer: postsmtp
HostName: polinacouture.com
cURL Version: 7.52.1
OpenSSL Version: OpenSSL/1.0.2u
OS: Linux 477426.cloudwaysapps.com 4.9.0-14-amd64 #1 SMP Debian 4.9.246-2 (2020-12-17) x86_64
PHP: Linux 7.4.28 C
PHP Dependencies: iconv=Yes, spl_autoload=Yes, openssl=Yes, sockets=Yes, allow_url_fopen=Yes, mcrypt=No, zlib_encode=Yes
WordPress: 5.9.3 fr_FR UTF-8
WordPress Theme: Woodmart
WordPress Plugins: WPML Multilingual CMS, Blackhole for Bad Bots, Block Visibility, Breeze, Classic Widgets, Code Snippets, Contact Form 7, Copyright Proof, Disable Bloat for WordPress & WooCommerce, GTM4WP, Lightbox for Gallery & Image Block, GenerateBlocks, WPBakery Page Builder, LuckyWP Table of Contents, Maintenance, MalCare WordPress Security Plugin - Malware Scanner, Cleaner, Security Firewall, Meow Gallery, Mollie Payments for WooCommerce, Post SMTP, Safe SVG, Rank Math SEO, Advanced Shipment Tracking for WooCommerce, WooCommerce Multilingual & Multicurrency, WooCommerce PDF Invoices & Packing Slips, WooCommerce Table Rate Shipping, WooCommerce, Woodmart Core, Wordfence Security, WP Cerber Security, Anti-spam & Malware Scan, WP Rollback, WPML Media, WPML String Translation
WordPress wp_mail Owner: /home/477426.cloudwaysapps.com/yvumxfxbcu/public_html/wp-content/plugins/post-smtp/Postman/PostmanWpMailBinder.php
WordPress wp_mail Filter(s): wp_staticize_emoji_for_email, WPO\WC\PDF_Invoices\Main->set_phpmailer_validator, PostsmtpMailer->get_mail_args
WordPress wp_mail_from Filter(s): wordfence::fixWPMailFromAddress
WordPress phpmailer_init Action(s): wpcf7_phpmailer_init, PostsmtpMailer->phpmailer_smtp_init
Postman: 2.0.26
Postman Sender Domain (Envelope|Message): polinacouture.com | polinacouture.com
Postman Prevent Message Sender Override (Email|Name): No | No
Postman Active Transport: SMTP (smtps:plain://secure.emailsrvr.com:465)
Postman Active Transport Status (Ready|Connected): Yes | Yes
Postman Deliveries (Success|Fail): 5908 | 54
Postman Stealth Mode: Yes
About Post SMTP settings, as I see it (I am a dummie) there are different tabs. Which one(s) do you need?
Kind regards
Alina