If that appears at the beginning of a macro it changes the macro tooltip from the name of the macro to the tooltip of the first ability in the macro. Also, if that macro has the ? icon, it will use the first abilities icon as well.
Accordingly, how do I use show tooltip?
Keeping this in consideration, how do you show tooltips in Minecraft? The easiest way to turn on Advanced Tooltips in Minecraft is to press F3+H at the same time. A message will appear on screen that reads: When you see this, you’ll know the command succeeded.