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Host Device Upgrade Instructions:
- Take out the TF card and copy the upgrade image:Remove the TF card from the N2 host device, and copy the image fileltmotor-emmc-20250912-1440x720-n5-rtl8733bs-release-638530c40cb850e1c077d2f049fd1ebc.imgto the root directoryof the TF card.
- Insert the TF card and start the upgrade (while the device is powered on):With the host powered on, insert the TF card. A prompt labeled “Update Program”will appear on the display. Select “Update”, and the host will automatically enter the upgrade interface.Please wait patiently for the upgrade progress bar to complete. Do not power off the device during this process.Once the upgrade is finished, the host will shut down and restart automatically.
- Complete the upgrade and reset the hardware:After the host has successfully booted up, fully disconnect the power supplyto allow the hardware to reset. Then reconnect the power. The upgrade process is now complete.
Important Notes:
- The new TF card must be first inserted into the N2 host for formatting. Only after the host has successfully recognized the card should you remove it for the upgrade. You can ignore any other content on the card.
- Never power off the device during the upgrade process, as doing so may result in device damage or a failed upgrade.





