In general, to get a command block with the pick block control, simply look at any existing command blocks in the world and click your middle mouse. #2 By Using Commands ...

How to Get Command Blocks To obtain a Command Block, start a new game in Creative Mode. Once you’re in, hit the “/” button, this will allow you to insert a command into the chat window which ...

Command blocks are, as the name suggests, blocks that automate commands. For example, players can type the "/give" command to automatically get an item, as seen in the above image.