> For the complete documentation index, see [llms.txt](https://help.screena.ai/resources/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.screena.ai/resources/how-to/install-screena-portal/preparing-your-system.md).

# Preparing your system

{% hint style="info" %}
Please follow the steps to install Screena Portal in this order:

1. [**Preparing your system**](/resources/how-to/install-screena-portal/preparing-your-system.md) **(you are here)**
2. [Installing Screena Portal backend](/resources/how-to/install-screena-portal/installing-screena-portal-backend.md)
3. [Launching Screena Portal backend](/resources/how-to/install-screena-portal/launching-screena-portal-backend.md)
4. [Installing the web server](/resources/how-to/install-screena-portal/installing-the-web-server.md)
5. [Configuring Screena Portal](/resources/how-to/install-screena-portal/configuring-screena-portal.md)
   {% endhint %}

Before you begin, ensure that you have a recent version of JDK (Java Development Kit), a compatible database and a compatible web server installed and configured on your system:

## Java Development Kit

<table data-view="cards"><thead><tr><th></th><th></th><th data-hidden></th><th data-hidden data-card-cover data-type="files"></th></tr></thead><tbody><tr><td>JDK 17 or higher</td><td><a href="https://www.oracle.com/java/technologies/downloads/">Download JDK 17+</a></td><td></td><td><a href="/files/wLh19UI28ebFObUkSHZ5">/files/wLh19UI28ebFObUkSHZ5</a></td></tr></tbody></table>

## Compatible databases

<table data-view="cards"><thead><tr><th></th><th></th><th data-hidden></th><th data-hidden data-card-cover data-type="files"></th></tr></thead><tbody><tr><td>PostgreSQL 12 or higher</td><td><a href="https://www.postgresql.org/download/">Download PostgreSQL 12+</a></td><td></td><td><a href="/files/9c2nxOkY2w2rBU2LEa3l">/files/9c2nxOkY2w2rBU2LEa3l</a></td></tr><tr><td>MariaDB 10.5 or higher</td><td><a href="https://mariadb.com/downloads/">Download MariaDB 10.5+</a></td><td></td><td><a href="/files/uUQ21braaKO9hctPCDZs">/files/uUQ21braaKO9hctPCDZs</a></td></tr><tr><td>MySQL 8.0 or higher</td><td><a href="https://dev.mysql.com/downloads/">Download MySQL 8.0+</a></td><td></td><td><a href="/files/JJgyxp1wYWmvJZBmj1Tc">/files/JJgyxp1wYWmvJZBmj1Tc</a></td></tr><tr><td>Amazon RDS for PostgreSQL, MariaDB, or MySQL</td><td><a href="https://aws.amazon.com/rds/">Create RDS instance</a></td><td></td><td><a href="/files/08RbE4GaagPkgTp734Hs">/files/08RbE4GaagPkgTp734Hs</a></td></tr></tbody></table>

## Compatible web servers

<table data-view="cards"><thead><tr><th></th><th></th><th data-hidden></th><th data-hidden data-card-cover data-type="files"></th></tr></thead><tbody><tr><td>Nginx 1.18 or higher</td><td><a href="https://nginx.org/en/download.html">Download Nginx 1.18+</a></td><td></td><td><a href="/files/06Yawpld1wZpHgH0KvE9">/files/06Yawpld1wZpHgH0KvE9</a></td></tr><tr><td>Apache 2.4 or higher.</td><td><a href="https://httpd.apache.org/download.cgi">Download Apache 2.4+</a></td><td></td><td><a href="/files/dAGC4uYsyyLNrELWnZPN">/files/dAGC4uYsyyLNrELWnZPN</a></td></tr></tbody></table>