This command enables and disables (toggles) admin mode. Admin mode allows access to admin-only commands. When in admin mode, all crafting recipes are enabled (no resources required) and damage/energy loss is disabled.
The syntax for the admin command is as follows:
Find below working examples of the admin command.
This is the only way you can execute the /admin command - it is a toggle command. If you are not in admin mode, executing the above command would enable admin mode. If you are already in admin mode, executing the above command would disable admin mode.