An electronic device is provided. The electronic device includes a display panel configured to adjust a viewing angle of an image displayed on the display panel, display driver circuitry, and at least one processor including processing circuitry, wherein the display driver circuitry is configured to obtain, from the at least one processor, a composition list regarding layers included in an image to be displayed on the display panel, receive, from the at least one processor, the image, identify, using the composition list, applying a filter for user privacy to a second layer of the image positioned below a first layer of the image to partially overlap the first layer of the image, the first layer of the image being transparent or translucent, and in accordance with the identifying, based on performing a pixel processing with respect to pixels corresponding to the second layer of the image to apply the filter to the second layer of the image and also apply the filter to a portion of the first layer overlapping the second layer of the image, display, on the display panel, the image including the portion of the first layer having a viewing angle narrower than a viewing angle of a remaining portion of the first layer, and the second layer that has a viewing angle narrower than the viewing angle of the remaining portion of the first layer.