Recommended settings:

Steps: 30

CFG scale: 5-7

Sampler: dpm ++ 2m sde with karras

positive:

masterpiece, best quality, amazing quality, very aesthetic, absurdres, newest, <Your prompt>

Negative:

lowres, (worst quality, low quality, bad quality), off-topic, jpeg artifacts, scan artifacts, sketch, abstract, old, (bad hands), artistic error, bad ???????, signature, watermark, logo, symmetry, wide shot, bloom