Installation Guide
This guide will walk you through installing HorizonOS on your computer.
⚠️ Before You Begin
Installation will erase all data on the selected disk. Make sure to back up important files.
Prerequisites
- HorizonOS ISO file
- USB drive (4GB or larger)
- Computer with UEFI/BIOS boot support
- Internet connection (recommended)
Step 1: Create Bootable USB
On Linux:
sudo dd if=horizonos.iso of=/dev/sdX bs=4M status=progress && sync
On Windows:
Step 2: Boot from USB
- Insert the USB drive
- Restart your computer
- Press the boot menu key (usually F12, F2, or DEL)
- Select the USB drive
Step 3: Start Installation
HorizonOS will boot into Fenix installer automatically.
Installation Steps:
- Select installation disk
- Choose swap size
- Create user account
- Select desktop environment (Plasma or Hyprland)
- Confirm and install
Step 4: Reboot
Remove the USB drive and reboot.
📚 Next Steps
Check out the First Steps guide after installation.