According to many technical surveys, the technical glitch of “Black Screen Display” is the most commonly encountered error. There can be countless reasons for this error as your HP laptop fails to start up or boot into the Windows Operating System. If your HP is not able to start with the booting process then you should perceive symptoms that will indicate the general zone of the problem. If you are completely unsure about the problem then you are recommended to contact the HP Laptop Support Customer service.