To find your Computer Name, please follow these steps:
Press and hold the Windows Key, tap the R key once.
A Run box should open up (pictured right).
Type cmd in the input box and press the Enter key.
In the Command Prompt Window, type whoami and press the Enter key.
The blue arrow shows the Computer Name and the green arrow shows the User Name.
In this example, the Computer Name is laptop-t1tmbit and the User Name is t1tmbit