
/ at the beginning. You might find some of the following commands useful - just be sure to replace <player> with the player’s username:
whitelist add <player>: Add a player to the whitelistwhitelist remove <player>: Remove a player from the whitelistop <player>: Give a player operator permissionsdeop <player>: Remove operator permissions from a playergamemode <player> <mode>: Change a player’s gamemodekick <player>: Kick a player from the serverban <player>: Ban a player from the server