add lighting to the dropped suspended ceiling in the form of led strips concealed in a cove along the perimeter of the dropped section the light should be even and continuous with no visible individual light dots creating a soft glow that spreads across the ceiling and walls the color temperature should be neutral white 4000k only add the led strips in the dropped ceiling keep everything else exactly the same without any changes furniture wall tiles floor other lighting colors materials camera angle and perspective do not change anything else in the image