You can switch to Full Screen view from another view.

Switch to Full Screen view.

Click the Enter Full Screen button in the toolbar at the top of the virtual machine window.

From the View menu, select Full Screen.

Use the Command key+Control+F keyboard shortcut to switch to Full Screen view.

The VMware Fusion virtual machine window expands to fill the full screen (or screens if you have multiple displays and have VMware Fusion configured to use them all). When possible, a new space is created for easy navigation using Mission Control.