What does it mean when the arrow on the right side of the name in the chat doesn't appear?

When you click on this arrow (>) it shows you details: notifications, color, emoji etc... What does it mean when there isnt arrow beside name any more

When you click on this arrow (>) it shows you details: notifications, color, emoji etc... What does it mean when there isn't arrow beside name any more?

or:When you click on this arrow (>) it shows you details: notifications, color, emoji etc... What does it mean when there isn't arrow beside name any more?

Tags:emoji,