An automatic door in Minecraft is a door that opens and closes automatically when a player approaches it. This can be useful for a variety of purposes, such as creating a secret entrance to a base or keeping mobs out of a building. There are a few different ways to make an automatic door in Minecraft, but the most common method is to use redstone.
Redstone is a type of ore that can be found in the Nether. It can be used to create a variety of electrical circuits, including those that can open and close doors. To make an automatic door using redstone, you will need the following materials: