Don’t cover the ventilation holes of the YG300 projector with cloth or carpet. It can make the projector get too hot and possibly mess up the device.
Therefore ensure that the ventilation holes are clear and unobstructed to allow for proper airflow and cooling of the projector.
So avoid covering the ventilation holes of the YG300 projector with any type of material, including cloth or carpet. Doing so can cause the projector to overheat and potentially cause damage. Be sure to keep the ventilation area clear to ensure proper functioning of the device.