It takes just a few steps to connect a VEX V5 Brain to app-based VEXcode V5 on a macOS device.
To Connect a VEX V5 Brain
Be sure the V5 Battery is charged and is connected to the V5 Brain.
Turn on the Brain by pressing the Power button on the Brain.
Launch app-based VEXcode V5.
Connect the V5 Brain to your macOS device, using the Micro-USB cable.
Your V5 Brain will then connect to app-based VEXcode V5. The Brain icon in the Toolbar will show green to indicate the Brain is connected, and the 'Download', 'Run', and 'Stop' buttons will be available.
You must keep the Brain plugged into your device to maintain the connection, in order to do things like download a project to the Brain.
To Disconnect a VEX V5 Brain
To disconnect your device from an V5 Brain, unplug the USB cable from your macOS device or the V5 Brain.
You can also disconnect an V5 Brain from app-based VEXcode V5 by turning the Brain off.
Turn the Brain off by holding the Power button until the screen on the Brain goes black.
Upon disconnecting, the Brain icon in the Toolbar will show as white, and the 'Download', 'Run', and 'Stop' buttons will be unavailable.