Help in setting best background and some details

[muzaffarkhan]

Hello everyone. So i was doing this render recently and the output is this. So the red mark at the joint of wall and ceiling doesnt look perfect to me. I mean i want a line to appear over the so that i should look like those r different object. I did a render some days ago and i got it but now its not apeearing i dont knw what i have done wrong. If u guys can sugest me. And can anyone tell me how to set a background behind the kitchen window? Mine looks so dumb.

[carlosazevedo1]

Hi. Overall it's a nice imagem.

For the background, you can use a hdri imagem, ir spherical sky.

For the joint of the wall, maybe you have ambient occlusion on, if thats the case, Turn it Office and Turn on detail enhace on the irandiance map on Gi.