An external display is a display device, such as a TV, projector, or extra monitor, that is not the primary display for the computer. Use this tag if your question is specific to the external display, rather than about multiple monitors in general.

An external display is a display device, such as a television, projector or extra monitor, that is not the primary display for the computer. This most often relates to a display that is connected to a laptop, but can also apply to a desktop connected to a TV, projector, or other display device not typically used for everyday computing. Use this tag if your question is specific to the external display, rather than about multiple monitors in general. See also .