Magento 2.4.3-p1 released on 12th Oct, 2021
There are following Magento 2.4.3 – p1 latest features
Magento 2.4.3-p1 provides security patches to fix for vulnerabilities that have been identified in previous quarterly release, Magento version 2.4.3 ( on 10th August 2021 (for Commerce and Open Source), which will provide a better on-site shopping experience for customers & improved more security & improved performance with latest features
It is rest of features same as Magento 2.4.3, Please follow, below Link.
Other important Magento 2.4.x issue as below
Magento 2.3 To Magento 2.4.5 Comptibility For PHP, MYSQL, Composer, Apache etc
Magento 2.4.4 Installation Steps
Magento 2.4.3-p1 Installation Steps
Magento 2.4.3 Installation Steps
Magento 2.4 Two Factor Authentication
Magento 2.2, Magento 2.3, Magento2.4 Installation Issue on Windows 10, XAMPP
Magento 2 Installation at 51% Error: (Wrong file in Gd2.php:64) Module ‘Magento_Theme’