Your computer name identifies it on a network. Knowing your computer's name is helpful information, such as for setting up a Remote Desktop Connection.
Open the Control Panel. (Can search for "control panel" in you Windows task bar.)
Click System and Security > System.
On the View basic information about your computer page, see the Full computer name under the section Computer name, domain, and workgroup settings.
Press the Windows logo key + X to see a list of commands and options.
Click System.
The computer name appears under Computer name, domain, and workgroup settings.
Choose Apple menu > System Preferences > Sharing.
The computer name appears at the top of the window.