Your octane's parameters are great.Reflection of the character and Modular Ruins are so beautifull. Do you change the shader's parameters in daz or octane plug?
Can you share a screen captured ?
Another thing about your tutorial in DAzstudio.com: (sorry but i can't send i private message)
www.daz3d.com/portrait-lightin…Page 6/24 new parameter appear in the last version of daz...in the render setting/3Delight ->Gamma Correction (to have a good result unchek Gamma Correction).That's all.