Installing Neo4j 2.2.3 on Windows OS is a simple process that allows developers to access the benefits of the graph database platform, regardless of their operating system choice.` `The five fast and easy steps outlined in this post cover navigating to the download page, running the installer, starting Neo4j for the first time, allocating sufficient memory to the page cache, and editing memory levels for the virtual machine.` `These steps provide a straightforward guide for developers who may not have previously used Neo4j or are looking to switch from another database platform.