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FAQBot
Community Manager
Community Manager

[AIOT] How to Flash Tinker Board 3 OS

1. Booting from external Micro SD card

Requirement:
• 1 x Micro SD card with at least 8GB capacity
• 1 x 12~19V, DC 5.5/2.5 power supply
• 1 x Monitor with HDMI™ cable or Micro USB cable
• 1 x Keyboard and Mouse set

Setting Up:

1. Insert the micro SD card into a Windows® PC.

2. Download the TinkerOS image from the Tinker Board website (https://tinker-board.asus.com/download.html) and burn it into the micro SD card using a third-party ISO software, such as Etcher.

3. Insert the bootable micro SD card into your Tinker Board 3, then connect the power supply, keyboard, mouse, and monitor to boot up.

2. Booting from onboard eMMC

Requirement:
• 1 x Micro USB cable with data transfer function
• 1 x 12~19V, DC 5.5/2.5 power supply
• 1 x Monitor with HDMI™ cable or Micro USB cable
• 1 x Keyboard and Mouse set

Setting Up:

Way 1: Flash emmc by emmc UMS mode

1. Keep the dip1 pin of MASK1 to Right

2. Connect the Tinker Board 3 to a PC using a Micro USB cable.

3. Connect the power adapter to the Tinker Board 3.

4. Download the TinkerOS image from the Tinker Board website (https://tinker-board.asus.com/download. html) and burn it into the Tinker Board 3 using a third-party ISO software, such as Etcher.

5. After the TinkerOS image is successfully burned, disconnect all cables from the Tinker Board 3.

6. Connect the power supply, keyboard, mouse, and monitor to your Tinker Board 3 to boot up.

Way 2: Flash emmc by SD card UMS mode

1. Insert the micro SD card into a Windows® PC.

2. Download the TinkerOS image from the Tinker Board website (https://tinker-board.asus.com/download.html) and burn it into the micro SD card using a third-party ISO software, such as Etcher.

3. Insert the SD card to Tinker Board 3 -> Keep the dip1 pin of MASK1 to Right

4. Connect the Tinker Board 3 to a PC using a Micro USB cable.

5. Connect the power adapter to the Tinker Board 3.

6. Download the TinkerOS image from the Tinker Board website (https://tinker-board.asus.com/download. html) and burn it into the Tinker Board 3 using a third-party ISO software, such as Etcher.

7. After the TinkerOS image is successfully burned, disconnect all cables and remove the sd card from the Tinker Board 3

8. Connect the power supply, keyboard, mouse, and monitor to your Tinker Board 3 to boot up.

Version history
Last update:
‎10-07-2025 03:47 AM
Updated by: