# pfSense Installation and Upgrading - Deployment Guide

> System requirements, step-by-step pfSense installation, and version upgrades - from preparing boot media to initial configuration

Source: https://opennix.org/en/docs/pfsense/installation/


This section covers the complete pfSense deployment lifecycle: from verifying hardware compatibility and preparing installation media to upgrading between versions. The guides are written for administrators deploying pfSense on physical hardware or within virtualization environments.

## In This Section

- [System Requirements](/docs/pfsense/installation/pfsense-system-requirements/) - minimum and recommended hardware specifications, virtualization platform compatibility
- [Installation Guide](/docs/pfsense/installation/pfsense-installation-guide/) - step-by-step installation from media preparation to initial configuration
- [Upgrading pfSense](/docs/pfsense/installation/pfsense-upgrading/) - version upgrades, backup procedures, and rollback