how to install parrot os into an external ssd

Charlotte

3 min read

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28-02-2025

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Parrot OS, a Debian-based distribution focused on security and penetration testing, can be a powerful tool. Installing it on an external SSD offers several advantages: portability, ease of use, and the ability to test it without affecting your main system. This guide will walk you through the process.

Preparing for Installation

Before you begin, ensure you have the following:

• An external SSD: Make sure it's formatted to either NTFS or FAT32 (NTFS is generally preferred for larger drives). Ensure you have a minimum of 16GB of space, though more is recommended.
• A Parrot OS ISO image: Download the latest version from the official Parrot OS website.
• A USB drive (at least 4GB): This will be used to create a bootable USB installer. Any data on this drive will be erased.
• A computer with a USB port: This will be used to create the bootable USB and later install Parrot OS. You'll need to be able to boot from USB.
• Rufus (Windows) or Etcher (Windows, macOS, Linux): These are tools to create bootable USB drives.

Step 1: Creating the Bootable USB Drive

1. Download Rufus (Windows) or Etcher (cross-platform).
2. Insert your USB drive.
3. Run the chosen tool.
4. Select the downloaded Parrot OS ISO image.
5. Select your USB drive as the target.
6. Click "Start" (Rufus) or "Flash!" (Etcher) and wait for the process to complete. This may take some time.

Installing Parrot OS onto the External SSD

1. Connect your external SSD: Plug it into your computer. Windows will likely automatically assign a drive letter (e.g., F:, G:, etc.). Note this letter down – you’ll need it later.
2. Boot from the USB drive: Restart your computer and enter the BIOS/UEFI settings. Change the boot order to prioritize your USB drive. The method for accessing BIOS/UEFI varies depending on your computer's manufacturer. Common keys include Delete, F2, F10, F12, or Esc.
3. Parrot OS Installer: The Parrot OS installer should start automatically. Follow the on-screen instructions.
4. Partitioning: This is where things get crucial. You’ll need to choose "Manual partitioning." DO NOT overwrite your existing operating system.
5. Select your external SSD: Carefully choose the partition corresponding to your external SSD. It is vitally important to select the correct partition or you could lose data. The installer will display the size and type of each drive. Double-check this multiple times.
6. Create Partitions (Advanced): You will likely need to create at least two partitions:
   • Root partition ("/“): This partition will hold the operating system files. Format this as ext4. Choose a size appropriate for your needs.
   • Swap partition: This is used as virtual memory. Generally, a swap partition is the same size as your RAM.
   • Optional partitions: Consider a separate home partition ("/home") if you want to easily move your user data to a different drive in the future.
7. Proceed with the Installation: Follow the remaining instructions from the installer to complete the installation process. This includes setting your username, password, and other preferences.

Step 3: Testing your Installation

Once the installation is complete, reboot your system and choose to boot from your external SSD. If everything is correctly configured, you should be greeted with the Parrot OS login screen.

Troubleshooting and Tips

• Partitioning Errors: Double and triple-check your partitions before proceeding. Incorrect partitioning can lead to data loss.
• BIOS/UEFI Settings: If you can't boot from the USB, make sure that your BIOS/UEFI settings allow booting from USB devices. Consult your motherboard's manual for instructions.
• Driver Issues: Some external SSDs may require additional drivers. If you encounter problems, try searching for the manufacturer’s website for drivers.
• Data Backup: Always back up your data before performing any major system modifications like installing a new operating system.

Installing Parrot OS on an external SSD provides a convenient way to test and use the operating system without the risks associated with installing it directly onto your main hard drive. Remember to carefully follow these steps and pay close attention to the partitioning stage to avoid data loss. Remember to always consult the official Parrot OS documentation for the most up-to-date information and troubleshooting tips.