Boyue Likebook Mars Android 8.1 Tutorial
Boyue has issued a firmware update for the Likebook Mars, that upgrades Android from 6.1 to Android 8.1. You can view the written instructions HERE, which also provides links to all of the files you will need. You can also watch the video below, for further assistance.

Michael Kozlowski is the Editor in Chief of Good e-Reader. He has been writing about audiobooks and e-readers for the past ten years. His articles have been picked up by major and local news sources and websites such as the CBC, CNET, Engadget, Huffington Post and the New York Times.