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Pre-release

Minecraft Java Edition 1.21.9 Pre-Release 4 changelog

Released 24 September 2025

This is the official changelog from the Minecraft Feedback site, published by Mojang Studios. FoxyNoTail shows it here so every version is easy to find; the text is © Mojang Studios / Microsoft.

Read the original on minecraft.net Last checked 9 Oct 2026
Contents (3 sections)
  1. Changes
  2. Fixed bugs in 1.21.9 Pre-Release 4
  3. Get the Pre-Release

Here is another Pre-Release for 1.21.9 with more bug-fixes!

Changes

UI

  • Debug Options screen is now accessible using F3 + F6, instead of the previous F3 + F5

Fixed bugs in 1.21.9 Pre-Release 4

  • MC-300216 - The new F3 + F5 debug settings menu does not open on Mac keyboards
  • MC-301735 - Server Management Protocol Kick command parameter mis match
  • MC-302039 - Conduits don't have the block-breaking animation.
  • MC-302119 - Shield with patterns has no enchantment glint when enchanted
  • MC-302130 - Mobs have visual glitches all over them
  • MC-302170 - Player Heads do not Glow
  • MC-302240 - Bugs on ranged weapons

Get the Pre-Release

Pre-Releases are available for Minecraft: Java Edition. To install the Pre-Release, open up the Minecraft Launcher and enable snapshots in the "Installations" tab.

Testing versions can corrupt your world, so please backup and/or run them in a different folder from your main worlds.

Cross-platform server jar:

Report bugs here:

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