How to Craft a Command Block in Minecraft?

How to Make a Command Block in Minecraft

In Minecraft, a command block is an item that you can not make with a crafting table or furnace and it is not available through the Creative Inventory menu. You can only add a command block to your inventory using a game command.

How do you Create a Command Block in Minecraft?

Create a world that enables cheats. If you start your world in Creative mode , cheats are enabled by default.
Clear out a space in the inventory. Preferably, at least one of the nine bottom inventory slots should be clear.
Open the chat menu.
Type/give command_block .
Press Enter.