WordPress POST SMTP Mailer – Email log, Delivery Failure Notifications, Chrome and Slack Support has an update with v 2.4.5
The plug-in just updated at Tuesday 14 March 2023. This v is tested till 6.1.1. At this moment it has 300000 active installs at several WP sites. The first vers was released on Sunday 15 Oct 2017, and it is downloaded 6333279 times.