How to Install RainLoop Webmail on Debian 9

In this tutorial, we will show you how to install RainLoop on a Debian 9 VPS. The tutorial will go over the required prerequisites, the installation of RainLoop, as well as the configuration of RainLoop itself. RainLoop is easy-to-install and set up, making it a quick installation. The installation process should take about 10 minutes if you follow the very easy steps described below.