You can choose which type of icon appears in the macOS Dock when your virtual machine is open or running.
Note: This feature is not supported in the App Store edition of Parallels Desktop. For more information on the differences between the Standard and App Store editions, follow this .
Do one of the following:
Click the Parallels Desktop icon in the menu bar and choose Preferences. Then click General.
Right-click the Parallels Desktop icon in the Dock and choose Preferences. Then click General.
From the Virtual Machine Dock Icons menu, choose one of the following:
OS Icon: The Dock icon shows the icon of the operating system installed in the virtual machine.
Live Screenshot: The Dock icon shows a miniature image of what you see in the virtual machine.
None: Virtual machines don't have separate icons in the Dock.