Are you trying to for your own game, or Scripting | Documentation - Roblox Creator Hub
Most modern Roblox games use server-side verification for ranks, meaning a local script may change what you see on your screen, but it won't actually grant you the permissions or official rank within the game's server. Pro Border Script | Become ANY Rank!
Using unauthorized scripts or exploits is a violation of the Roblox Terms of Service and can lead to permanent account bans. Are you trying to for your own game,