A Roblox Display Name means that as well as customizing the appearance of your avatar, you can also determine what name is seen by other players and will appear in different areas of the game too.

Changing your Username in Roblox will cost you 1,000 Robux, equivalent to $14.98. Whereas, the display name feature debuted in 2021 which is different than changing your username.

Steps for altering your avatar’s appearance in every Roblox experience, from adding and removing items to changing your skin ...