My suggest settings:
sampler euler or a , cfg 7+- what ever ,

prompts:
score_9,score_8_up, score_7_up,  score_6_up, score_5_up,masterpiece,top quality, best quality

negative prompts:
((simple background),white background, score_4,score_3,score_2,score_1,source_pony,source_furry,source_cartoon,western comics \(style\),signature, watermark, logo,web address, missing toes,4toes,bad foot,bad hand,extra fingers,extra anus,extra pussy,extra legs,extra foot,censored, mosaic censoring, bar censor, braces,long torso,border,black border, white border