You are using a VM template that originally had a serial port mapped for debugging.
Troubleshooting VMware: "Virtual device serial0 will start disconnected" virtual device serial0 will start disconnected
Here is a deep dive into why this happens and how you can fix it. Why Does This Message Appear? You are using a VM template that originally
You moved the VM from a host that had a physical COM port to one that doesn't. virtual device serial0 will start disconnected
Most modern users and operating systems do not require a serial port. Removing it is the cleanest way to stop the error message. the Virtual Machine.
The VM is set to connect to a named pipe or a physical port that is disconnected. How to Fix the "Serial0" Warning