PROJECTION DEVICE AND PERSONALIZED IMAGE SETTING METHOD THEREOF
A projection device having an information input unit, a storage unit, a scaling unit, an image processing unit and a projection unit is provided. The information input unit receives the image file corresponded to a compressed personalized startup image file. The storage unit has a first storage block storing a preset startup image file and a second storage block. The scaling unit generates a projected image signal according to the compressed personalized startup image file, and the scaling unit stores the compressed personalized startup image file in the at least one second storage block. The image processing unit generates a projection control signal according to the projected image signal. The projection unit generates an image beam according to the projection control signal, and projects the image beam on a projection surface to form the startup image screen. The disclosure further provides a personalized startup image setting method.