When choosing or editing a gaming or anime PFP, focus on a clean silhouette and...

https://purepfp.com/why-bold-game-characters-remain-recognisable-in-tiny-profile-icons/

When choosing or editing a gaming or anime PFP, focus on a clean silhouette and high contrast so your icon stays clear even small and circular. Crop tightly around the face, skip busy backgrounds, and avoid text