materials colors do not change materials do not change colors maintain the existing material palette exactly maintain the existing color palette exactly textures completely rework all material textures in a new and higher quality manner create significantly more realistic surfaces integrate more material depth micro details and surface texture use high resolution pbr textures represent natural stone metal glass wood plaster stone and vegetation physically accurately generate high quality reflections and realistic material transitions do not use flat or artificially appearing cgi textures realism bring the entire scene to a final high end archviz level produce ultra realistic 4k rendering use realistic global illumination display high quality light reflections and shadows create more depth sharpness and material realism make it look like a professional final corona renderer v ray rendering achieve architectural digest quality achieve luxury residential visualization quality very important do not change the background do not change the environment do not change the architecture do not change the geometry do not change the perspective do not change the vegetation do not change the furnishing only improve the material textures surface quality and realism the image should look like a high quality fully finished final rendering