When picking or editing your gaming or anime PFP, focus on a clear silhouette...

https://knoxbfmd479.fotosdefrases.com/best-pfp-backgrounds-that-do-not-turn-into-noise-when-small

When picking or editing your gaming or anime PFP, focus on a clear silhouette and high contrast to make sure it stands out as a tiny circle. Crop close to the face and keep the background simple—avoid text or busy details