In this tutorial, we will show you how to install two WordPress instances on separate virtual servers with Ubuntu 16.04 OS and Apache, PHP and MySQL installed on them, and how to manage them from a single place using the MainWP WordPress plugin. WordPress is one of the most popular free content management systems, written in PHP that allows web developers to build websites for any purpose. The MainWP dashboard plugin will allow you to manage your WordPress websites from one central location and get nearly complete control of all your WordPress based websites from the MainWP Dashboard.
This tutorial was tested and written for an Ubuntu 16.04 VPS, but it should work on any Linux distribution.
WordPress is by far the most popular tool for creating original websites and blogs. In fact, more than 60 million people use WordPress to run their websites or blogs. Having in mind its popularity, WordPress is a common target of different types of attacks. Hackers will try to exploit any WordPress weakness in order to steal important user information, install malicious software etc. and that is why it is important to secure the WordPress installation on your Linux VPS.
Keeping your WordPress installation, plugins and themes up to date is very important. You have to continually update WordPress immediately after a new version is released. The new versions will bring you new features, bug fixes, stability improvements and the most important – security fixes. If you do not update your WordPress website it is very likely that your website will be hacked at some point. In this case you can lose your website content, your customers, lose your Google ranking, your website can be defaced, your server can be used for spamming, and many more. So, updating WordPress should be on the top of your list when it comes to the security of your 
There are multiple ways of installing WordPress. In this tutorial we will download and install WordPress CMS using SVN on a 
