Instructions
Power on the computer on which the emulator is loaded. Allow the operating system time to fully load.
Open the emulator by double-clicking on its icon.
Scroll through the various menus available.
Enter into the menus, looking for "Tools," "Settings," "Options," "Edit," "Input" or a variation of these choices.
Locate "Input" and set the controls to what you find comfortable and helpful. Keep in mind that most all of the keys are available to use.
Select "File." Click on "Open" or "Load" and begin playing "Beavis and Butthead."
Modify the input settings if they are not working for you.