Aporte original por: Albert ,
Follow the step-by-step method and see if it works. # First, while the computer is off, connect an external monitor. # Next turn on the computer and allow it to fully load. # Once loaded, press the "Windows Key" + "P" to open the "Easy Display Switcher". # In here select "Computer only". # Now shut down the computer and disconnect the external monitor. # Disconnect the external monitor # And finally restart the computer.