How to Create a Bootable Armbian Image for Rockchip RK3318

This guide explains how to prepare and flash an Armbian image to a Rockchip RK3318/RK3228 TV Box using Multitool.

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🧰 Requirements

• A MicroSD (at least 4 GB)
• A computer with Windows, Linux, or macOS
• Tools for flashing images, such as:
  • Balena Etcher
  • Rufus
  • Win32 Disk Imager
• Files to download:
  • multitool.xz
  • The Armbian image for Rockchip RK3318 (e.g., Armbian_XX.xx_Rk3318.img.xz)
  • Find Here Release Page

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⚙️ Steps

1. Download the Required Files

Download both:

• multitool.xz
• Your preferred Armbian image for Rockchip RK3318.

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2. Create a Bootable Multitool in MicroSD

1. Open Balena Etcher, Rufus, or Disk Imager.
2. Select the downloaded file multitool.xz as the source.
3. Choose your MicroSD as the target.
4. Start the flashing process.
5. Once the process is complete, a new partition called MULTITOOL should appear on your computer.

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3. Copy the Armbian Image

1. Open the MULTITOOL partition.
2. Inside, you’ll find a folder named images.
3. Copy the downloaded Armbian image file (e.g., Armbian_XX.xx_Rk3318.img.xz) into the images folder.

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4. Safely Eject the MicroSD

After the copy process finishes:

• Eject the MicroSD safely from your computer.

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5. Boot the TV Box

1. Insert the prepared MicroSD into your RK3318 TV Box.
2. Power on the TV Box.
3. The Multitool menu should appear, allowing you to:
   • Backup flash (if needed)
   • Erase flash
   • Choose Burn Image to flash
   • Choose previouse image you copy like Armbian_XX.xx_Rk3318.img.xz then OK
   • Wait until proccess complete then OK
   • You will see main menu then Shutdown
   • Eject MicroSD
   • Power on the TV Box
   • Setup your username, password etc

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✅ Done!

You’ve successfully created a bootable Armbian image for your Rockchip RK3318 TV Box using Multitool.
You can now proceed with installing or testing Armbian on your device.

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🔗 Useful Links

• Armbian Official Website
• Armbian Forum (TV Box Section)
• Balena Etcher Download

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