Changes in Joomla 4.0.0-RC4 break the email fetch. Joomla 4 has changed the location of the cacert.pem file which is used to validate the TLS certificates of IMAPS and POPS mail servers. This releases addresses this change.
Bug fixes and minor improvements. Please take a look at the CHANGELOG below.
Please consult our Compatibility page. It explains our version support policy and lists which versions of our software are compatible with which versions of Joomla and PHP.