Virtual Device Serial0 — Will Start Disconnected

If you want to keep the serial port configuration for future use but stop the boot-time warning, you can tell the hypervisor not to initialize it during startup. Open the virtual machine . Select the Serial Port device.

Another active virtual machine or a host process is already utilizing the physical serial port assigned to serial0 . virtual device serial0 will start disconnected

There are two main approaches to fixing this: removing the unused port or reconfiguring it. Solution 1: Remove the Serial Port (Recommended) If you want to keep the serial port

Legacy VMware versions automatically added a virtual printer that used a virtual serial port to communicate with host drivers. Because Broadcom/VMware discontinued ThinPrint , the software identifies a device it can no longer operate, resulting in the "start disconnected" status. AI responses may include mistakes. Learn more VMware Cannot Connect the Virtual Device sata0:1 Error Another active virtual machine or a host process

The message is a warning, not a critical failure. If you don't use serial ports: Remove the port in settings.