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Minecraft 26.3-pre-1

Feature-complete; only bug fixes land between here and release. Full source data for this version is extracted and browsable below.

3,105 names shipped in this version. Each result opens the wiki page for that thing.

Contents (6)
  1. What changed in 26.3-pre-1
  2. New in-game text
  3. Fixes
  4. Development cycle
  5. Browse this version
  6. Neighbouring versions

Java What changed in 26.3-pre-1

Everything below is measured by comparing the game files of 26.3-snapshot-10 with 26.3-pre-1 — not copied from patch notes.

New in-game text 5

KeyText
command.compute.result.named.invalid%s returned invalid value (%s)
command.compute.result.unnamed.invalidNumber provider returned invalid value (%s)
mco.selectServer.joinCode.selectJoin Realm
options.macFullscreenMenuVisibilityMenu/Dock Visibility
options.macFullscreenMenuVisibility.tooltipWhether the macOS Menu bar and Dock can be revealed by moving the mouse to the edge of the screen while in non-exclusive fullscreen.

Fixes 41

Read from Mojang’s own release notes for Minecraft 26.3 Pre-Release 1, published 2026-09-01. Every entry keeps its original bug ID.

41 issues fixed, read from Mojang’s own patch notes. Each entry keeps its original bug ID.

Fixed bugs in 26.3 Pre-Release 1 41

  • MC-154881 Dropping an item from your hotbar at the same time as switching to another hotbar slot desyncs the second item
  • MC-254370 The entity_scores predicate type cannot check all possible scores
  • MC-270970 The player's camera shakes when attempting to step up blocks with a boat above them
  • MC-277906 Ender pearls land incorrectly at high speeds
  • MC-309768 Persistent targets in post_effects are not cleared when removing the effect with /posteffect
  • MC-309855 The entity texture of black cushions has one extra color compared to all other cushions
  • MC-309870 Drowned holding spears can use both the jab and charge attacks at the same time
  • MC-310289 Entity collisions fully above an entity's hitbox are ignored when stepping up blocks
  • MC-310331 The game crashes on Wayland with the OpenGL rendering backend
  • MC-310332 The mouse cursor's position isn't updated after closing a singleplayer world and entering the title screen
  • MC-310522 Pressing Right Shift in textboxes toggles fullscreen under specific conditions
  • MC-310646 The textures of shelf mushrooms contain several unused pixels
  • MC-310710 A few maps' item textures have inconsistent details compared to the others
  • MC-310712 Using a Nether portal in Spectator mode while spectating an entity now causes the player to stop spectating when the other side is not generated
  • MC-310830 The scissor bounds check ignores the render area's Y offset
  • MC-310957 The player is unable to perform a sweep attack for a brief moment after blocking an attack with their shield
  • MC-310990 The "Join Realm" button can extend out of the screen
  • MC-311037 The same "Join Realm" string is used for two buttons with different meanings
  • MC-311129 Dappled forests use the music.overworld.flower_forest sound event instead of music.overworld.forest
  • MC-311183 Fuel in blast furnaces and smokers smelts double the items
  • MC-311222 NBT to SNBT data generators crash when attempting to convert old NBT files
  • MC-311236 The block_transformer component ignores the use_cooldown component
  • MC-311274 The default value of the cookingtime field for blasting and smoking recipes is still 100
  • MC-311297 Keyboard input is picked up by input methods even when no text input box is selected
  • MC-311298 On certain locales, pressing Right Shift while the "Toggle Cinematic Camera" key bind is unbound will toggle it
  • MC-311364 Category headers in some screens still can't be selected
  • MC-311369 The World Options screen is not centered
  • MC-311372 Endermen can now teleport onto waterlogged blocks
  • MC-311384 Empty buried treasure maps from previous updates are called "filled_map.buried_treasure"
  • MC-311390 The swimming animation of drowned is incorrect
  • MC-311391 Leaving the Enter Join Code screen always brings you to the main Realms screen
  • MC-311399 Enabling commands in the World Options screen and clicking "Edit Game Rules" shows an infinite loading screen
  • MC-311400 Arrows now bounce off endermen even when they teleport
  • MC-311414 Players can teleport arbitrary distances by using a desynced carrot on a stick on a pig
  • MC-311423 Moving then opening the inventory does not allow input from IME, and switching the input method immediately inserts previous inputs
  • MC-311428 Number providers lose precision when reading the initial values in integer mode
  • MC-311431 Abandoned camps located on biome edges can generate explorer maps leading to themselves
  • MC-311472 Turning off commands on the World Options screen doesn't properly reset the personal game mode
  • MC-311478 Copper veins generate ores with stone variants on the deepslate layer
  • MC-311486 Veins of deepslate iron ore and tuff now generate above y=0
  • MC-311546 Locking the difficulty of a world doesn't immediately disable the difficulty button

Development cycle

This build was part of the run-up to 26.3. Everything tested here landed in that release.

Browse this version