Mac Installation

Copy the leia folder into your /Users/Shared/Autodesk/maya/plug-ins/ directory. If the plugin is already installed, close Maya and delete this folder first.

Install FFMPEG and ADB

Open your terminal by pressing cmd + space, type "terminal", and press enter
In the terminal, copy and paste the following, press enter and input your password:
/usr/bin/ruby -e "$(curl -fsSL"; brew install ffmpeg; brew cask install android-platform-tools; brew install jpeg-turbo;

Install PyZMQ and numpy

Copy and paste the following into an open terminal, press enter, then input your password:
cd /Applications/Autodesk/maya[YEAR]/; sudo mayapy -m pip install zmq numpy;

Guide for reference: