We are now releasing the second pre-release for Minecraft 1.20. This pre-release contains bug fixes.

Happy Mining!

TECHNICAL CHANGES

Game will now display message box on startup if user enabled text-to-speech functionality, but it is not available
"item": "minecraft:air" can now be used in datapack recipes to denote an ingredient that will match an empty slot.
- The following recipe types, however, do not allow for an empty ingredient:
  - minecraft:crafting_shaped
  - minecraft:crafting_shapeless
  - minecraft:smelting
  - minecraft:blasting
  - minecraft:smoking
  - minecraft:campfire_cooking
  - minecraft:stonecutting

FIXED BUGS IN 1.20 PRE-RELEASE 2

MC-1310 - Dispensed boats and rafts get stuck inside of dispensers used to place them
MC-124327 - Changing the name of an item and then emptying the text field in an anvil doesn't make the rename unavailable, keeps last non-empty name on output item
MC-132076 - Lowercase Letters in controls menu + "Not Bound" is missing
MC-159633 - Command feedback messages are unnecessarily created during function execution
MC-165562 - Command suggestion report "incorrect argument" when cursor is at the start of a node without suggestions
MC-175504 - Single quotation marks are not supported in NBT paths
MC-220096 - Graphics warning button(s) improperly capitalized
MC-224976 - NativeImage.setPixelRGBA throws exception with message getPixelRGBA
MC-226344 - Changing the "Owner" tag of a projectile doesn't affect the outcome of the projectile unless the world is reloaded
MC-237960 - New potion effect GUI doesn't work when using Programmer Art
MC-250197 - Glass bottles are inconsistently referred to throughout some advancement description strings
MC-252216 - 65540: Invalid scancode -1 logged in key bind menu when an option is unbound
MC-252408 - Chat restriction strings consist of inconsistent concluding punctuation
MC-256833 - Ridable entities that can be steered build up fall damage when on climbable blocks
MC-257052 - You cannot double-click on languages within the "Language" menu to select them
MC-257370 - Buckets of fish are not sorted in the same order as the fish items
MC-257512 - Dead tube coral in creative inventory is in wrong order
MC-258360 - Horse armor loses its NBT data when equipped on horses via right-clicking
MC-258461 - The "Detect structure size and position:" string displayed within the structure block GUI is improperly capitalized
MC-260468 - Wither rose is not grouped with other small flowers in the creative inventory
MC-260602 - 'data modify from string' index failure does not return 0 for 'execute store success'
MC-260711 - Some words within "/datapack list" command feedback messages are always pluralized
MC-260712 - Some words within "/scoreboard" command feedback messages are always pluralized
MC-260713 - Some words within "/team" command feedback messages are always pluralized
MC-260715 - Some words within "/bossbar" command feedback messages are always pluralized
MC-260716 - Some words within "/fill", "/fillbiome", and "/clone" command feedback messages are always pluralized
MC-261024 - /execute if loaded does not guarantee entities are loaded
MC-261080 - Player can fall through scaffolding when loading a world
MC-261233 - Minecart movement is not reliably detected by sculk sensors
MC-261349 - Chiseled Bookshelf won't rotate when placed as part of a structure
MC-261433 - Shield doesn't block TNT explosion
MC-261816 - Most two block tall flowers do not block enchanting tables / are part of #minecraft:replaceable
MC-261988 - Inconsistency with Mangrove Roots and Leaves in the Creative Tab
MC-262033 - The command block GUI remains open when the said command block is destroyed
MC-262106 - Smithing recipe must have template to work
MC-262135 - Recipe book GUI is positioned incorrectly
MC-262181 - NBSP is a valid invisible character that can be used to rename items to have blank names
MC-262213 - Baby sniffer's head is smaller on the first frame of existing
MC-262310 - Telemetry description strings consist of inconsistent concluding punctuation
MC-262311 - The "telemetry.event.game_load_times.description" string is missing an article before the word "execution"
MC-262355 - Death messages for falling from climbable blocks do not work
MC-262440 - Sniffers can sniff while in love and pathfinding to their lover
MC-262441 - Baby sniffers stand a bit too far away from players that are tempting them
MC-262445 - The text cursor no longer renders above text
MC-262446 - Text within buttons renders above the semi-transparent black lines at the edges of menus
MC-262471 - Random skylight underwater where it shouldn't be, that cuts off at the chunk border
MC-262506 - Parts of beds render through the alternative recipe GUI in the recipe book
MC-262508 - Torchflower_crop causes the game to crash and locks the world when pollinated by bees
MC-262518 - The "mco.configure.world.uninvite.player" string contains an unnecessary space before the question mark
MC-262531 - "death.attack.genericKill.player" displays raw translation string (is untranslated)