Refining the bottom membrane: The basic model FLUX1-dev is recommended as the basic large model, (the general applicability of other models can be tested independently) Iteration steps Sampling steps: 30, Sampling method: Euler Size recommendation: can be tested independently, all training materials are 768*1024 Enhancement algorithm: 8G memory recommended: 4x-UltraSharp/R-ESRGAN 4x+ Friends with sufficient memory: 8x-NMKD-Superscale