# 2. Installation¶

The S/MIME Plugin requires just a few simple installation steps to get it up and running. Follow the steps below to set-up the S/MIME Plugin for all the users on your WebApp server.

## 2.1. RPM based distributions¶

Use the following command to install the kopano-webapp-plugin-smime_<version>_all.rpm package on RPM based distributions:

rpm -Uvh kopano-webapp-plugin-smime-<version>.noarch.rpm


Replace <version> with the correct version.

## 2.2. DEB based distributions¶

On Debian based distributions use:

dpkg -i kopano-webapp-plugin-smime_<version>_all.deb


Replace <version> with the correct version.

In the next chapter we will go into details on how to configure the S/MIME-plugin.