For best outputs: Sampler: DPM++ SDE, DPM++ 2S a Steps: around 5, cfg 1 ~ 2, CLIP skip 2. VAE: sdxl_vae.safetensors. Pos prompt: what you want to see. Neg prompt: nothing or what tou don't want to see. This isn't a realistic model, it can reach certain level of realism but not photorealism. This is an art model, it knows of art styles and artists.