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How Far Does Water Flow in Minecraft Java Edition

How to Use the Fill Command to Replace Lava with Air in Minecraft

This Minecraft tutorial explains how to use the /fill command to change lava to air with screenshots and step-by-step instructions.

In Minecraft, you can use the /fill command to replace a specific type of block with another. In this case, we want to replace all lava blocks with air blocks within a fill range. Let's explore how to do this in Minecraft.

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Supported Platforms

The /fill command is available in the following versions of Minecraft:

Platform Supported (Version*)
Java Edition (PC/Mac) Java Edition (PC/Mac) Yes (1.8)
Pocket Edition (PE) Pocket Edition (PE) Yes (0.16.0)
Xbox 360 Xbox 360 No
Xbox One Xbox One Yes (1.2)
PS3 PS3 No
PS4 PS4 Yes (1.14.0)
Wii U Wii U No
Nintendo Switch Nintendo Switch Yes (1.5.0)
Windows 10 Edition Windows 10 Edition Yes (0.16.0)
Education Edition Education Edition Yes

* The version that it was added or removed, if applicable.
NOTE: Pocket Edition (PE), Xbox One, PS4, Nintendo Switch, and Windows 10 Edition are now called Bedrock Edition. We will continue to show them individually for version history.

Requirements

To run game commands in Minecraft, you have to turn cheats on in your world.

Fill Command to Replace Lava with Air

  • Java
  • PE
  • Xbox
  • PS
  • Nintendo
  • Win10
  • Edu

Command in Minecraft Java Edition (PC/Mac)

In Minecraft Java Edition (PC/Mac) 1.13, 1.14, 1.15, 1.16 and 1.17, the syntax to change lava to air using the /fill command is:

/fill <x1> <y1> <z1> <x2> <y2> <z2> air replace lava

In Minecraft Java Edition (PC/Mac) 1.11 and 1.12, the syntax is:

/fill <x1> <y1> <z1> <x2> <y2> <z2> air 0 replace lava

Definitions

  • x1 y1 z1 is the starting coordinate for the fill region (ie: first corner block).
  • x2 y2 z2 is the ending coordinate for the fill region (ie: opposite corner block).

Command in Minecraft Pocket Edition (PE)

In Minecraft Pocket Edition (PE), the syntax to change lava to air using the /fill command is:

/fill <from> <to> air 0 replace lava

Definitions

  • from is the starting x y z coordinate for the fill region (ie: first corner block).
  • to is the ending x y z coordinate for the fill region (ie: opposite corner block).

Command in Minecraft Xbox One Edition

In Minecraft Xbox One Edition, the syntax to change lava to air using the /fill command is:

/fill <from> <to> air 0 replace lava

Definitions

  • from is the starting x y z coordinate for the fill region (ie: first corner block).
  • to is the ending x y z coordinate for the fill region (ie: opposite corner block).

Command in Minecraft PS4 Edition

In Minecraft PS4 Edition, the syntax to change lava to air using the /fill command is:

/fill <from> <to> air 0 replace lava

Definitions

  • from is the starting x y z coordinate for the fill region (ie: first corner block).
  • to is the ending x y z coordinate for the fill region (ie: opposite corner block).

Command in Minecraft Nintendo Switch Edition

In Minecraft Nintendo Switch Edition, the syntax to change lava to air using the /fill command is:

/fill <from> <to> air 0 replace lava

Definitions

  • from is the starting x y z coordinate for the fill region (ie: first corner block).
  • to is the ending x y z coordinate for the fill region (ie: opposite corner block).

Command in Minecraft Windows 10 Edition

In Minecraft Windows 10 Edition, the syntax to change lava to air using the /fill command is:

/fill <from> <to> air 0 replace lava

Definitions

  • from is the starting x y z coordinate for the fill region (ie: first corner block).
  • to is the ending x y z coordinate for the fill region (ie: opposite corner block).

Command in Minecraft Education Edition

In Minecraft Education Edition, the syntax to change lava to air using the /fill command is:

/fill <from> <to> air 0 replace lava

Definitions

  • from is the starting x y z coordinate for the fill region (ie: first corner block).
  • to is the ending x y z coordinate for the fill region (ie: opposite corner block).

TIP: Read our tutorial called Understanding the Coordinate System to learn about the XYZ coordinates in Minecraft and how to find your current coordinates.

Examples

  • Java
  • PE
  • Xbox
  • PS
  • Nintendo
  • Win10
  • Edu

Example in Java Edition (PC/Mac) 1.13, 1.14, 1.15, 1.16 and 1.17

In Java Edition 1.13, 1.14, 1.15, 1.16 and 1.17, to replace all lava with air in the fill region with a starting coordinate of ~10 ~5 ~10 and an ending coordinate of ~-10 ~-5 ~-10:

/fill ~10 ~5 ~10 ~-10 ~-5 ~-10 air replace lava

Example in Java Edition (PC/Mac) 1.11 and 1.12

In Java Edition 1.11 and 1.12, to replace all lava with air in the fill region with a starting coordinate of ~10 ~5 ~10 and an ending coordinate of ~-10 ~-5 ~-10:

/fill ~10 ~5 ~10 ~-10 ~-5 ~-10 air 0 replace lava

Example in Pocket Edition (PE)

To replace all lava with air in the fill region with a starting coordinate of ~5 ~0 ~8 and an ending coordinate of ~-10 ~-4 ~-15:

/fill ~5 ~0 ~8 ~-10 ~-4 ~-15 air 0 replace lava

Example in Xbox One Edition

To replace all lava with air in the fill region with a starting coordinate of ~5 ~0 ~8 and an ending coordinate of ~-10 ~-4 ~-11:

/fill ~5 ~0 ~8 ~-10 ~-4 ~-11 air 0 replace lava

Example in PS4 Edition

To replace all lava with air in the fill region with a starting coordinate of ~4 ~1 ~6 and an ending coordinate of ~-7 ~-3 ~-12:

/fill ~4 ~1 ~6 ~-7 ~-3 ~-12 air 0 replace lava

Example in Nintendo Switch Edition

To replace all lava with air in the fill region with a starting coordinate of ~5 ~0 ~8 and an ending coordinate of ~-10 ~-4 ~-15:

/fill ~5 ~0 ~8 ~-10 ~-4 ~-15 air 0 replace lava

Example in Windows 10 Edition

To replace all lava with air in the fill region with a starting coordinate of ~2 ~0 ~7 and an ending coordinate of ~-15 ~-3 ~-12:

/fill ~2 ~0 ~7 ~-15 ~-3 ~-12 air 0 replace lava

Example in Education Edition

To replace all lava with air in the fill region with a starting coordinate of ~2 ~0 ~5 and an ending coordinate of ~-11 ~-5 ~-12:

/fill ~2 ~0 ~5 ~-11 ~-5 ~-12 air 0 replace lava

How to Enter the Command

1. Open the Chat Window

The easiest way to run a command in Minecraft is within the chat window. The game control to open the chat window depends on the version of Minecraft:

2. Type the Command

In this example, we are going to replace all lava with air in the fill region with a starting coordinate of ~10 ~5 ~10 and an ending coordinate of ~-10 ~-5 ~-10 in Minecraft Java Edition (PC/Mac) with the following command:

/fill ~10 ~5 ~10 ~-10 ~-5 ~-10 air replace lava

Type the command in the chat window. As you are typing, you will see the command appear in the lower left corner of the game window. Press the Enter key to run the command.

fill command to replace lava with air

Once the cheat has been entered, all lava blocks in the fill range will be replaced with air blocks.

completed fill command to replace lava with air

You will see the message "145 blocks filled" appear in the lower left corner of the game window to indicate that the fill command has completed.

TIP: If the /fill command does not replace enough of the lava with air, the remaining lava will flow back and fill up the area again! So make sure you enter a large enough fill region with your coordinates.

Congratulations, you have learned how to use the /fill command to replace lava with air in Minecraft.

Other Fill Cheats

You can use other fill commands in Minecraft such as:

Other Game Commands

You can use other commands and cheats in Minecraft such as:

How Far Does Water Flow in Minecraft Java Edition

Source: https://www.digminecraft.com/game_commands/fill_replace_lava.php