When choosing or editing a gaming or anime PFP, keep the face tightly cropped...

https://wiki-book.win/index.php/What_is_the_Easiest_Way_to_Tell_if_My_PFP_Is_Still_Identifiable_When_Reduced%3F

When choosing or editing a gaming or anime PFP, keep the face tightly cropped and make sure the silhouette is clear. Use a simple background and avoid text so the icon doesn’t get cluttered when shrunk