If your rendered image has an unexpectedly low quality, for example, it looks blurry, pixelated, or low-resolution, please check the following options:
Solutions:
Disable NVIDIA AI Denoising completely.
Note: it has to be disabled in two places to disable it for interactive and non-interactive rendering:
-
Render Settings > Corona > General Settings > Denoising > Mode (set to "None" or try other denoising mode)
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Render Settings > Corona > Performance settings > Interactive rendering > "Fast preview denoise during render" mode (set to "None" or try other denoising mode)
2) Image upscaling factor
Solution:
- You can disable the image upscaling factor in the Corona menu > Preferences > Corona > Interactive Rendering > Image upscaling factor (set it to 1.0).
See: What is Image upscaling factor?
3) NVIDIA AI Upscaling
Solution:
Disable the NVIDIA AI Upscaling for production and interactive rendering:
-
Render Settings > Corona > General Settings > Upscaling mode (set to "Disabled")
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Render Settings > Corona > Performance settings > Interactive rendering > "Use upscaling" (disable this checkbox)
If the above solutions did not help, please contact us about your issue.