This Model is a Merge of 4 LoRAs for photorealism on top of original Pony checkpoint:
https://civitai.com/models/343602/retouchphoto-for-ponyv6
https://civitai.com/models/2??290?modelVersionId=363388
https://civitai.com/models/392478/photorealism-lora
https://civitai.com/models/376340/photo-pony

Clip-Skip = 1|2, Samplers = DPM++ 2M SDE Heun Karras, DPM++ 3M SDE Karras, DPM++ SDE, UniPC, (or any other you like);
Positive Prompt: very beautiful and aesthetic, raw photo, photography, realistic, natural skin texture, skin imperfections, score_9, score_8_up, score_7_up, score_6, score_5, score_4, dark theme, 1girl, _more tokens go here_, cinematic lighting, evening,

Negative Prompt: (disfigured fingers:1.5), old, wrinkles, ugly, bad, wrong, ((3D)), 2D, ((render, CG, CGI)), drawing, painting, sketch, vector, concept art, manga, comic, cartoon, anime, illustration, watercolor, cell shading,

experiment with positive and negative prompts (use my examples as a starting point) ...

P.S.1: Teeth don't always look natural. Use this LORA as a fix: https://civitai.com/models/128371?modelVersionId=140535

P.S.2: For even more photographic look use this LORA: https://civitai.com/models/299086?modelVersionId=335906