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NXT Android 12 to 14

This document describes how to migrate a Door Tablet NXT running Android 12 to Android 14. Please note that you cannot reverts back to Android 12 once you device is upgraded to Android 14. The process can be performed with both the RCC (Remote Configuration Centre) and USB.

Overall steps

  1. Get Android 14
  2. Install Android 14
  3. Get and install Flex

Requirements
  1. Door Tablet NXT
  2. Firmware base: latest firmware

Download
  1. Download the file DoorTablet-NXT-14.zip (772.2 MB) from: https://doortablet.s3.us-east-1.amazonaws.com/misc/firmware/DoorTablet-NXT-14.zip
  2. You will need a password from us to extract the files within the zip. Ask your account manager for it and name the zip file, "DoorTablet-NXT-14.zip"
  3. Extract the file within to your local PC. Only extract the zip you have downloaded and not any further zip files
  4. Perform the update using remote configuration centre (RCC) described here Database 'Door Tablet HELP', View 'Help Documents', Document 'Remote Config Tool'

Install Flex
This is the last step in the process and it includes the Door Tablet Flex. The installation is performed using the RCC but you can also perform it using USB.

Steps
  1. Obtain the file from here (1.1 MB): https://doortablet.s3.us-east-1.amazonaws.com/misc/firmware/DoorTablet-TD1070-Oreo-ota-2022_07_18-18_20_36-signed.zip
  2. Note, do not rename the file or extract its content
  3. Use Remote Configuration Centre (RCC) to install it. The RCC is described here