Try size: 1024 x 1024 or 768 x 1024 (Pony) / 640 x 640 or 512 x 768 (SD 1.5)

Weights: 0.8~1

Clip skip: 2

Training material from bing and web pics

Pictures from KntanMIX XLpony and CalicoMix 8.5

Note: It is not very easy to use, one hand often make mistakes from behind. I'm not good at training characters, so the character details won't be complete. If boy is not masculine enough, please add feminine prompt in Negative.