I don't see any input or output on the meters. Chris April 16, 2021 23:03 Updated Check to see if "Identify Unit" is engaged. This is found toward the top of the Maestro windows just under the ONE graphic. Related articles System Extension Blocked alert during software installation Not getting sound/no input or output from ONE for iPad & Mac Why are the input and output level/volume popup indicators not showing up? Windows 10 Audio Optimization Guide How to setup and test optical inputs and outputs in Control for Element units Comments 0 comments Article is closed for comments.