The error message "Virtual device serial0 will start disconnected"
config t
interface serial0
no shutdown
Do you actually need to use a serial device (like a console cable), or do you just want the error to go away? I can provide the exact steps for your specific version. USB Serial Port kinda working | Fusion - Broadcom Community virtual device serial0 will start disconnected
The easiest way to stop this message is to remove the device that is trying to use the serial port. the virtual machine. VM > Settings (or right-click the VM and select The error message "Virtual device serial0 will start