Virtual Device Serial0 Will Start Disconnected -

Enable SSH on your ESXi host or navigate to the VM folder on your local storage.

Your VM is configured to use "Physical Serial Port COM1," but your modern laptop doesn't actually have a 9-pin serial port.

: In VMware Workstation 17.5+ and Fusion 13.5+, virtual printer support (which often utilizes serial0 ) was removed. virtual device serial0 will start disconnected

Is the serial port by an application inside the VM? Share public link

The message "Virtual device serial0 will start disconnected" is the emulator's honest way of telling you, "I have no information about what this port should connect to, so I am leaving it in a safe, disconnected state." Enable SSH on your ESXi host or navigate

When powering on a virtual machine (VM) in VMware vSphere, ESXi, or Workstation, you may encounter the warning message:

Do not delete or disable the serial port if your specific use case requires legacy communication pathways. You should keep it active and instead fix the underlying path mapping if you are: Is the serial port by an application inside the VM

Another application on the host machine is currently using the physical COM port.

When using a physical host serial port:

Emulating network switches and routers (e.g., Cisco IOS images via GNS3) that utilize virtual serial interfaces for console access.