When choosing or editing a gaming or anime PFP, make sure the silhouette is...

https://dlf-ne.org/why-do-subtle-expressions-fail-in-small-profile-icons/

When choosing or editing a gaming or anime PFP, make sure the silhouette is bold and clear—that really helps it pop as a tiny circle. Crop close to the face so key details stay visible, and keep the background simple