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 anatomy, signature, watermark, logo, symmetry, wide shot, bloom, sepia, clothing cutout, skin tight, navel, colored inner hair, glowing eyes, chibi