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Pre-release

Minecraft Java Edition 1.18 Pre-Release 6 changelog

Released 22 November 2021

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 (4 sections)
  1. CHANGES IN 1.18 PRE-RELEASE 6
  2. TECHNICAL CHANGES IN 1.18 PRE-RELEASE 6
  3. FIXED BUGS IN 1.18 PRE-RELEASE 6
  4. GET THE PRE-RELEASE

The sixth pre-release for 1.18 is now available. This pre-releases squashes some more bugs. Additionally, we now save the game more often, similar how to you should remember to save backups more often.

Happy mining!

CHANGES IN 1.18 PRE-RELEASE 6

  • The numbers of features in cave biomes have been tweaked

TECHNICAL CHANGES IN 1.18 PRE-RELEASE 6

  • The game now saves chunks whenever there is time spare to reduce autosave spikes

FIXED BUGS IN 1.18 PRE-RELEASE 6

  • MC-236947 - Signature attribute is stripped from java records
  • MC-238930 - Soul Sand and Soul Soil generate below the nether ceiling
  • MC-238959 - Falling block placing at Y=1 changes into dropped item when landing on Y=0
  • MC-239880 - Some chunks have missing blocks below 0
  • MC-239900 - Upgrading custom world to 21w43a ignores min_y and height
  • MC-241263 - Off-heap memory leak
  • MC-241409 - Game crashes when terrain shaper data is missing
  • MC-241630 - Temperatures don’t properly get converted
  • MC-241767 - Breaking a vine or ladder block while the player is climbing it while sneaking allows the player to hover in place indefinetly
  • MC-241820 - Ocean Monuments upgraded from previous versions appears to have the bounding box shifted to chunk borders north and west
  • MC-241830 - Windswept savannas in amplified worlds have the incorrect surface blocks
  • MC-241941 - Nether bedrock roof can generate exposed
  • MC-242016 - Dripstone doesn’t generate at high y values
  • MC-242022 - Game crashes when loading new chunks (Exception generating new chunk, caused by ArrayIndexOutOfBoundsException: Index 268435455 out of bounds for length 32)
  • MC-242479 - Pointed dripstone makes holes in lava pools

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.

Pre-releases can corrupt your world, so please make a backup and/or run them in a different folder from your main worlds.

Cross-platform server jar:

Report bugs here:

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