eChat Setup in Messages on Apple Mac Computers (macOS High Sierra)
This tutorial will show you how to setup eChat in the Messages application on Apple Mac Computers (macOS High Sierra).
At the time of this writing, the latest macOS version is High Sierra 11.0, please make sure your computer is updated to the latest version of macOS to ensure the screenshots below match.
* Screenshots are for reference only, please read the instructions at each step and do not use the information in the screenshots.
First step is to figure out what your mail server addre...