How to Create a Bootable Linux USB

Create a bootable Linux USB is a the first step to install or try Linux on your computer. This simple guide will help you create a bootable USB using different tools, from command-line utilities like dd to GUI applications. Let’s create Bootable Linux USB.

Create Bootable Linux USB Using the dd Command

The dd command is a powerful tool to create a bootable USB. Just follow these steps:

1. Insert the USB Drive
   • Plug your USB drive into your computer.
   • Identify the USB drive using the lsblk command (Linux) or diskutil list (macOS).
2. Backup Your USB Data
   • This process erases everything on the USB. Save important files elsewhere.
3. Run the dd Command
   • Open a terminal and type: sudo dd if=/path/to/linux.iso of=/dev/sdX bs=4M status=progress Replace /path/to/linux.iso with the ISO file path and /dev/sdX with your USB drive location (e.g., /dev/sdb).
4. Wait for the Process to Finish
   • Once completed, safely eject the USB

Using GUI Applications

Using the GUI (graphical User Interface) is the safest way to create a bootable USB

1. Etcher (Cross-Platform)

• Download Etcher for your operating system.
• Open the app, select your ISO file, choose the USB drive, and click “Flash.”
• Wait for the process to complete.

2. Rufus (Windows)

• Download Rufus and open it.
• Insert the USB and select your ISO file.
• Choose “Write in ISO Image Mode” for compatibility.
• Click “Start” and wait.

3. Raspberry Pi Imager

• Download RPI Imager
• Select no filtering for the Rasbperry devices
• Select use custom to choose the ISO file
• Select your storage device
• Click “Next”

Common Troubleshooting Tips

1. USB Won’t Boot:
   • Ensure your computer’s BIOS/UEFI is set to boot from USB.
   • Try recreating the bootable USB.
2. ISO File Corruption:
   • Verify the ISO checksum using sha256sum to ensure it’s downloaded correctly.
3. Permission Denied Errors:
   • Run commands or applications as an administrator.