To facilitate email transactions in WordPress projects, you can use the SMTP authentication method. To configure WordPress SMTP Mail Settings, follow the steps below:
After logging into the WordPress admin panel, click on Plugins > Add New and search for the WP Mail SMTP plugin. As shown in the screenshot below, install it, and once the installation is complete, click on Activate Plugin to activate it. Then, go to Settings > Email to configure your settings and start using it.
Additionally, you can use the Contact Form 7 plugin for forms. You can download the Contact Form 7 plugin from https://tr.wordpress.org/plugins/contact-form-7/.
The relevant menu screenshot is shared below.