do not change the geometry and colors and materials the ceiling light fixtures should be turned on more daily light change the design of the armchair should be yellow its design can be made more modern and comfortable but it must remain with yellow upholstery the sofa is a corner sofa should have green upholstery the green should be neutral earthy and slightly darker to create a calm and balanced look the coffee table should have a white marble top there should be curtains on the left window it is important that nice natural daylight enters the space put a decoration on the shelves without changing the geometry make the wood paneling look more realistic