The scene contains a high-backed chair model Christopher Guy: Elysées overall dimensions ≈ W92 x D85 x H160cm link to the manufacturer’s website: https://www.christopherguy.com/details_customize.php?idt_product=6495&finish_id=410&keywords=30-0075&fabric_file  CC-014

Model with the correct grid and UV-coordinates. Folds obtained by displacement map resolution of 8k. I recommend to apply a turbosmooth modifier with render iterations 2 before rendering.
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For Corona render it is recommended to install a version not lower than 1.5 since the glossiness of materials is adjusted to fit PBR