Java Edition 1.21.6 Pre-Release 2

Minecraft 1.21.6 Pre-Release 2
1.21.6-pre2.jpg: Infobox image for Minecraft 1.21.6 Pre-Release 2 the version in Minecraft
Java Edition 1.21.6 Pre-Release 2.png: Infobox image for Minecraft 1.21.6 Pre-Release 2 the version in Minecraft
Edition

Java Edition

Release date

June 2, 2025

Type

Pre-release

Pre-release for

1.21.6

Downloads

Client (.json)
Server

Obfuscation maps

Client
Server

Protocol version

 dec: 1073742077
 hex: 400000FD

Data version

4431

Resource pack format

63

Data pack format

79

Minimum Java version

Java SE 21

1.21.6 Pre-Release 2 (known as 1.21.6-pre2 in the launcher) is the second pre-release for Java Edition 1.21.6, released on June 2, 2025.[1]

Changes

Gameplay

Sounds

  • The following sound categories have been renamed:
    • Friendly Creatures -> Friendly Mobs
    • Hostile Creatures -> Hostile Mobs

General

Dialogs

  • Input Control Types
    • minecraft:text
      • Output values:
        • As template substitution: contents with special characters escaped to fit in a SNBT literal (note: both ' and " are escaped).
      • For multiline field:
        • If height field is omitted, but max_lines is present, the height that will be chosen to fit the maximum number of lines can't exceed 512.

Fixes

15 issues fixed

From released versions before 1.21

  • MC-217887 – Unsigned books written in 1.9-pre1 or earlier don't upgrade properly.

From 1.21.5

  • MC-297591 – Ender pearls can unexpectedly come to a halt.

From the 1.21.6 development versions

  • MC-297575 – Happy Ghast with nbt NoAI set to true can't be controlled by player.
  • MC-298104 – The max_lines field of multiline text input control is unrestricted, lagging the game.
  • MC-298144 – The initial value of minecraft:text input type is limited to 32 characters, regardless of max_length field.
  • MC-298155 – Dialog command_template using a multiline text input causes player to be kicked out of the server due to illegal characters in chat (which is \n)
  • MC-298209 – Player cannot move while touching a happy ghast's body.
  • MC-298301 – Blinking the cursor shifts all characters to the right of a multilines text field input in Dialogs.
  • MC-298307 – Entering and exiting a pale garden while in Creative mode causes the current music track to remain silent.

From the previous development version

  • MC-298315 – Portals take excessive time to teleport players.
  • MC-298358 – Riding a mob into powder snow no longer affects the player properly.
  • MC-298361 – Happy ghast with player riding, teleports back and forth when exiting nether portal.
  • MC-298368 – music_notes.png.mcmeta has an extra index that does not exist, causing a warning.
  • MC-298394 – Freezing in Powdered Snow is very inconsistent and jittery.
  • MC-298422 – Ghasts and happy ghasts do not take damage from harmful blocks under some circumstances.

Videos

Video made by Slicedlime:

References

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