Proxmox Virtual Environment (Proxmox VE) is a powerful open-source virtualization platform that supports KVM and LXC. It is widely used in home labs, enterprises, and data centers.
In this guide, you will learn how to install Proxmox VE (free) on a server step by step, suitable for both beginners and IT administrators.

System Requirements

Before installation, ensure your server meets the following requirements:

• 64-bit CPU with virtualization support (Intel VT-x or AMD-V)

• Minimum 8 GB RAM (16 GB recommended)

• At least one SSD or HDD (128 GB or more recommended)

• Ethernet network connection

• Bootable Proxmox VE USB installer

Boot the Server from Proxmox USB Installer

1. Insert the Proxmox bootable USB into the server

2. Power on the server and enter BIOS/UEFI

3. Set USB as the first boot device

4. Save and reboot

Start Proxmox VE Installation

1. Select Install Proxmox VE

2. Accept the license agreement

3. Choose the target disk for installation

4. Configure:

   • Time zone

   • Keyboard layout

   • Root password and email

5. Configure network:

   • Management IP address

   • Hostname (FQDN)

   • Gateway and DNS

Complete Installation and Reboot

1. Confirm installation summary

2. Start the installation process

3. Remove USB after completion

4. Reboot the server

Access Proxmox Web Interface

After installation:

1. Open a browser

2. Go to:

    

   https://<server-ip>:8006

3. Log in with:

   • Username: root

   • Password: root password you set earlier

Post-Installation Recommended Settings

• Update system packages

• Disable enterprise repository (if using free version)

• Enable no-subscription repository

• Create local storage for VMs and containers

Best Practices After Installing Proxmox

• Use static IP for management

• Enable virtualization features in BIOS

• Backup configuration regularly

• Apply updates before deploying VMs

Conclusion

Installing Proxmox VE (free) on a server is simple and efficient. By following this step-by-step guide, you can quickly deploy a powerful virtualization platform ready for labs or production environments.