Datapack Codex

Java Edition 1.21.10

Minecraft Wiki article. Categories: Pages_using_DynamicPageList4, Java_Edition_versions, Pages_with_YouTube_videos

📌 Mirrored from Minecraft Wiki

This article is reproduced from Java Edition 1.21.10 on the Minecraft Wiki. Mirrored from revision 3712257. It is licensed CC BY-NC-SA 3.0 by the Minecraft Wiki contributors — not under the Codex’s CC BY-SA 4.0, and it may not be used commercially. Edits belong upstream, not here.

On this page
Minecraft 1.21.10
1.21.10 banner.png: Infobox image for Minecraft version 'Minecraft 1.21.10'
Java Edition 1.21.10.png: Infobox image for Minecraft version 'Minecraft 1.21.10'
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            "field": "<span class=\"plainlinks\">[https://en.wikipedia.org/wiki/Java_version_history#Java_SE_21_.28LTS.29 Java SE 21]</span>",
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Other editions with a version "1.21.10":
 

1.21.10 is a hotfix to Java Edition released on October 7, 2025,[1] which fixes various bugs. It is compatible with 1.21.9 servers.

Fixes

7 issues fixed

From released versions before 1.21.9

  • MC-211096 – Entities in cobwebs clip through pistons.
  • MC-278182 – Items glitch inside the piston head when pushed through powder snow or cobwebs.

From 1.21.9

  • MC-301916 – The behavior of wind charges when colliding with certain blocks is different.
  • MC-302321 – Chunks do not load while the player is being teleported.
  • MC-302383 – Rooms with carpet on the floor cannot have maps in item frames placed on walls touching the floor.
  • MC-302405 – Repeating (or chain) command block with any form of /tp [player] doesn't constantly tp player to one spot.
  • Fixed an issue that caused entities on bubble columns to fly high up into the air.

Videos

Video made by slicedlime:

References

  1. ↑ "Minecraft Java Edition 1.21.10" – Minecraft.net, October 7, 2025.

Sources