To use a map in Minecraft, you first need to craft one. It's pretty simple: just combine eight pieces of paper and a compass in your crafting table. Voilà! You now have a map that'll help you find your way around.
As you explore the world, your map will automatically fill in with the terrain you've discovered. It's like having a personal cartographer built right into the game! You can even use maps to mark important locations, like your home base or favorite mining spots.