I tried so many ways to fix the noise (white lines) between the floor and the wall but it is always there and I am new to unreal engine what should I do? [sample4]

[image] nande: you can try changing it on the project settings. have you tried changing it yet? [image] Asuka1231: This is the GI settings I used i can’t give you the perfect option, i don’t think anyone can. because there is none. you might need to try a bunch of options and keep the…

welcome to the community. looks like ambient occlusion. if it looks noisy it’s because of how the gi and ambient occlusion works. you can try changing it on the project settings.

thank you for replying, it only appears when I press the play button and what is GI stands for?

GI = global illumination; real-time, volumetric lighting vs pre-computed (baked) lighting. You would likely refer to it as ‘dynamic lighting’, which it is, in that it’s calc’d at runtime, but it’s global for all lighting in the scene, not just one light in particular

Thank you for the reply, I try to change the settings in different area and also post process too but it did not work, should I send the screen shot of the wall and floor material blueprint maybe the mistake is from there?

[image] This is the GI settings I used

[image] this is the wall material looks like

[image] this is the floor material looks like

thank you because of your tips I fixed it

i’m super happy to hear that :slight_smile: thanks and keep it up!

Noise between the wall and the floor

Development Asset Creation Photogrammetry

Asuka1231 (Asuka1231) August 4, 2025, 1:46am 7

this is the wall material looks like