Bedrock Edition Preview 1.21.0.20

{
 "title": "Preview 1.21.0.20",
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 "Bedrock 1.21.0.20 PatchNotes.jpeg",
 "Bedrock 1.21.0.20.png"
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 "rows": [
 {
 "field": "''(link to Bedrock Edition article, displayed as Bedrock Edition)''",
 "label": "(link to Edition article, displayed as Edition)"
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 {
 "field": "'''Windows, Xbox, Android, PlayStation 4:''' April 3, 2024<br>'''iOS, iPadOS:''' April 4, 2024",
 "label": "Release date"
 },
 {
 "field": "(link to Bedrock Dedicated Server 1.21.0.20 article, displayed as 1.21.0.20)",
 "label": "Server version"
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 "field": "(link to Bedrock Editor 0.5.11 article, displayed as 0.5.11)",
 "label": "''(link to Bedrock Editor article, displayed as Editor)'' version"
 },
 {
 "field": "23361307",
 "label": "Build version"
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 {
 "field": "'''Windows, Xbox''': 1.21.20.0<br>'''Android, iOS, iPadOS''': 1.21.0.20",
 "label": "Internal version"
 },
 {
 "field": "'''Android''':<br />\n952100020 (armeabi-v7a, 34)<br />\n962100020 (x86, 34)<br />\n972100020 (arm64-v8a, 34)<br />\n982100020 (x86_64, 34)<br />",
 "label": "Version code"
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 {
 "field": "Preview",
 "label": "(link to Version types article, displayed as Type)"
 },
 {
 "field": "(link to Bedrock Edition 1.21.0 article, displayed as 1.21.0)",
 "label": "Preview for"
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 {
 "field": "'''Server'''<br>[https://minecraft.net/bedrockdedicatedserver/bin-win-preview/bedrock-server-1.21.0.20.zip Windows]<br>[https://minecraft.net/bedrockdedicatedserver/bin-linux-preview/bedrock-server-1.21.0.20.zip Linux]",
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 "invimages": [],
 "footer": "<table style=\"margin: auto; word-break: break-word;\">\n<tr style=\"background: inherit;\">\n<td style=\"padding: 0.4em\" rowspan=\"2\">[[Bedrock Edition 1.20.81|<span style=\"margin-right:-0.35em\">◄</span>◄  1.20.81]]</td>\n<td style=\"padding: 0.4em\">'''[[Bedrock Edition 1.21.0|1.21.0]]'''</td>\n<td style=\"padding: 0.4em\" >[[Bedrock Edition 1.21.1| 1.21.1 <span style=\"margin-right:-0.35em\">►</span>►]]</td>\n</tr>\n<tr style=\"background: inherit;\">\n\n<td style=\"padding: 0.4em\">''' Preview 1.21.0.20'''</td>\n<td style=\"padding: 0.4em\">\n[[Bedrock Edition Preview 1.21.0.21| Preview 1.21.0.21 ►]]\n</td>\n</tr>\n</table>"
}

Beta 1.21.0.20 (Android) or Preview 1.21.0.20 (Windows, iOS, iPadOS, Xbox, PlayStation) is the first beta/Preview version for Bedrock Edition 1.21.0, released on April 3–4, 2024,^[1][2] which adds ominous events and some new effects under experimental gameplay, new UI, and Hardcore mode, and fixes bugs.

Hardcore

• Added hardcore mode.
• Can be enabled when creating a new world.
• In this mode, the player has only one life and the maximum difficulty is turned on.
• After death, the player can either leave the world or switch to Spectator mode.

Game rules

• Added a new game rule to control decay of drops from TNT explosions, named tntExplosionDropDecay.
  • The rule can be set to true to re-enable the previous behavior where not all blocks would drop when exploded by TNT.

Grass and Fern

• The different block states for the tallgrass ID have now been split up into their own IDs.

Settings

• Changed the default "Anti Aliasing" video setting to "2" instead of "4" for better performance with minimal visual degradation.

Updated Edit World Screen

• Export World or Export as Template if clear player data is set it will be applied in a copy and then exported. (Preview only)

Profile Screen

• Profile screen is being updated with improved navigation.
• In the new Play Screen UI you can access Profile from the Play menu.
  • Open the Friends Drawer and click on your friends to see their profiles, or click “Search for Players” from the Friends Drawer to find new profiles.
• In the old UI, click “Add Friends” from the Friends tab and search for friends. Click on them to view their profiles.

API

• ScreenDisplay
  • Moved getHiddenHudElements(): HudElements[] from beta to 11.0.
  • Moved isForcedHidden(hudElement: HudElements): boolean from beta to 11.0.
  • Moved resetHudElements(): void from beta to 11.0.
  • Moved setHudVisibility(visible: HudVisibility, hudElements?: HudElements[]): void from beta to 11.0.
  • Moved hideAllExcept(hudElements?: HudElements[]): void from beta to 11.0.
• HudElement
  • Moved HudElementenum from beta to 11.0.
  • Moved HudElementsCount from beta to 11.0.
• HudVisibility
  • Moved HudVisibilityenum from beta to 11.0.
  • Moved HudVisibilityCount from beta to 11.0.
• Moved WeatherChangeBeforeEvent from beta to 11.0.
• BlockPermutation
  • Removed function clone.
• Creator Settings UI
  • Watchdog settings.
  • Increase script hang threshold.
  • Disable/Enable slow script warnings and adjust threshold.
  • Disable/Enable script spike warnings and adjust threshold.
  • Removed disableWatchdogmethod.
  • Added disableWatchdogTimingWarnings to disable spike and slow warnings per behavior pack.
• Released ItemEnchantableComponent from beta to 11.0.
• Released Enchantment APIs from beta to 11.0.
  • interface Enchantment.
  • enum EnchantmentSlot.
  • class EnchantmentType.
  • class EnchantmentTypes.
• Added new interface EntityFilter with many of the existing options from EntityRaycastOptions.
• EntityRaycastOptions now inherits from EntityFilter.
• EntityQueryOptions now inherits from EntityFilter.
• Removed property blockFilter (and several others, now moved to EntityFilter) from BlockRaycastOptions.
• BlockRaycastOptions now inherits from BlockFilter.
• Released BlockFilter to 4.0.
• Released volume from beta to v1.11.0.

Molang

• Added Molang state_time -> number for animation controllers, which returns the time in seconds spent in the current controller state (inclusive of blend time). Requires "Upcoming Creator Features" experimental toggle.

server.properties

• Removed server-authoritative-block-breaking from the default server.properties.
• Removed server-authoritative-sound from server.properties.

These additions and changes are accessible by enabling the "Update 1.21" and "Beta APIs" experimental toggles.

Ominous Trial Spawner

• A more powerful active phase of the Trial Spawner with unique challenges and rewards.
  • Provides a more challenging experience that players can opt into for better rewards.
• If a Trial Spawner detects a player that has the Trial Omen effect, the spawner will become Ominous if:
  • It is not in cooldown.
  • It is in cooldown but was not Ominous during its last activation.
    • Making it Ominous this way will bypass the cooldown.
  • While active, it will:
    • Glow blue instead of orange.
    • Emit soul flames instead of normal flames.
    • More commonly spawn mobs with equipment if they can wear it.
      • The equipment these mobs wear have Armor Trims applied from the Trial Chambers.
    • Periodically spawn potions and projectiles on top of unsuspecting players and mobs.
  • Becoming Ominous will despawn any existing mobs it spawned and reset its challenge.
    • It will stay Ominous until it has been defeated and its cooldown has finished.
    • When defeated, it will eject a different set of loot than normal Trial Spawners.

Ominous Vault

• A variant of Vaults that have a different texture and emit soul flames instead of normal flames.
• These can be found throughout the Trial Chambers in harder to find places and require an Ominous Trial Key to unlock.
  • These Vaults hold a more valuable set of rewards than the standard Vaults unlocked by Trial Keys.

Ominous Events

• Bad Omen has been expanded to give access to an optional experience in Trial Chambers.
• These optional experiences accessed through Bad Omen are now known as Ominous Events.
  • They are more challenging than usual, and are designed to shake up the experience in unique ways.
  • Illager Raids are an example of an existing Ominous Event.
• Bad Omen is getting some changes with this redesign:
  • It has a new, shadowy icon and a sound for being applied to the player.
  • It is no longer given to players that defeat a Raid Captain outside a Raid.
    • Instead, players can gain access to Bad Omen by consuming a new Ominous Bottle.

Ominous Trials

• A new Ominous Event that can be accessed by exploring a Trial Chamber with Bad Omen.
• This event will have players facing more powerful Trial Spawners.

Effects

• The following effects have been added:
  • Wind Charged
    • Affected entities will emit a wind burst upon death.
  • Weaving
    • Affected entities will spread Cobweb blocks upon death.
    • Non-player entities with this effect can walk through Cobweb at normal speeds.
  • Oozing
    • Affected entities will spawn two Slimes upon death.
  • Infested
    • Affected entities have a 5% chance to spawn 1-2 Silverfish when hurt.
• These effects can be encountered while taking on an Ominous Trial Spawner.
  • Spawners in an area will select a unique effect for the duration of their challenge, and drop them as lingering potions onto mobs and players nearby.
• Trial Omen
  • A variant that Bad Omen can transform into if the player is within detection range of a Trial Spawner that is not Ominous.
  • The Trial Omen has a duration of 15 minutes multiplied by the transformed Bad Omen's level.
  • Players that have Trial Omen are surrounded by ominous particles.
• Some mobs are immune to these effects.
  • Slimes are immune to Oozing.
  • Silverfish are immune to Infested.

Ominous Bottle

• An item which can be consumed by players to receive the Bad Omen effect for 1 hour and 40 minutes.
  • Comes in 5 variations, one for each Bad Omen level.
  • The bottle breaks when consumed.
  • Can be stacked to 64.
• Can be found uncommonly in any Vaults that are unlocked with Trial Keys, and is dropped by Raid Captains when defeated outside a Raid.

Ominous Trial Key

• A new variant of the Trial Key which can only be obtained by defeating an Ominous Trial Spawner.
• They can be used to unlock Ominous Vaults.

Potions

• The following potions have been added:
  • Potion of Wind Charging
    • Affected entities will emit a wind burst upon death.
    • Brewed with an Awkward Potion and a Breeze Rod.
  • Potion of Weaving
    • Affected entities will spread Cobweb blocks upon death.
    • Non-player entities with this effect can walk through Cobweb at normal speeds.
    • Brewed with an Awkward Potion and a Cobweb block.
  • Potion of Oozing
    • Affected entities will spawn two Slimes upon death.
    • Brewed with an Awkward Potion and a Slime Block.
  • Potion of Infestation
    • Affected entities have a 5% chance to spawn 1-2 Silverfish when hurt.
    • Brewed with an Awkward Potion and a Stone block.

Trial Spawner

• Trial Spawner activates only if it is in the line of sight of a player.
• Ominous Trial Spawners in the same room are more likely to spawn the same selection of projectiles.
• Becoming Ominous will despawn any existing mobs it spawned and reset its challenge.
• Trial Spawner in Ominous state spawns mobs with equipment they can wear.
  • That equipment will have Armor Trims from the Trial Chambers.

Heavy Core

• Pushing a heavy core with a piston now moves the block, instead of popping it off.
• Heavy cores can now be pulled by sticky pistons.
• The base color of heavy cores on maps is now METAL.

Trial Chambers

• Trial chambers now generate slightly more rarely and a bit more spaced out from each other.

API

• Added ItemComponentMineBlockEvent for beta.
• Event Signals
  • Unsubscribe is no longer marked as @throws. It does not throw exceptions and never has.
• Added getAll to beta.
• Added PlayerInputPermissions and inputPermissions for enabling & disabling categories of player input permissions.
• Added InputPermissionCategory.
• Added afterEvents.playerInputPermissionCategoryChange for listening to changes to a players input permissions.
• Added ignoreBlockCollision to EntityRaycastOptions which when true, will make the raycast not stop on block collision.
• Added includePassableBlocks to EntityRaycastOptions which when true, passable blocks like vines and flowers will be considered as blocks that stop the raycast.
• Added includeLiquidBlocks to EntityRaycastOptions which when true, liquid blocks will be considered as blocks that stop the raycast.
• Added ItemComponentHitEntityEvent and ItemComponentBeforeDurabilityDamageEvent for beta.

Deferred Rendering Pipeline

• Extended Texture Set support to particles in the Deferred Technical Preview.

NBT data

• Added optional equipment_loot_table to the spawn data present in spawn_potentials of trial spawner configs.
  • If present, rolled items from the specified loot table will be equipped to the mob that spawns.

46 issues fixed

From released versions before 1.21.0

• MCPE-44845 – Crossbow missing "Draw" and "Release" tooltips
• MCPE-44848 – Lectern missing "Read Book" tooltip when not holding an item
• MCPE-56036 – TNT Does Not Have 100% Drop Rate
• MCPE-99315 – Mobs cannot spawn on south or east slopes or in 1-wide tunnels made of solid blocks
• MCPE-105535 – Sinking through boat when jumping out the boat
• MCPE-120687 – Player sinks through boat when standing on it while it moves up.
• MCPE-157688 – Switch can't place doors
• MCPE-159959 – Ui / Menu shrinks when switch is put back into the docking station
• MCPE-163023 – Xbox: No response when pressing some or all buttons on the controller
• MCPE-170890 – Pressing in chat doesn't send messages or commands on Xbox
• MCPE-175550 – Game freezes at 35-41% after newest update
• MCPE-176505 – key does not work on Android[,] iOS[, and iPadOS]
• MCPE-176878 – Right key is not registering
• MCPE-177037 – Breezes do not avoid dangerous blocks when jumping
• MCPE-178507 – Sniffer, Camel, Breeze sound effects do not play when off-screen
• MCPE-178858 – The 1.20.60 update changed player sprint-jump behavior.
• MCPE-178900 – Wind charges can hit breezes.
• MCPE-179193 – Wind charges can collide with eachother.
• MCPE-179304 – Wind charges can destroy end crystals.
• MCPE-179910 – Heavy core will be broken when pushed by a piston.
• MCPE-179911 – Heavy core cannot be pulled by a sticky piston.
• MCPE-180109 – Cobweb Placing and breaking sounds does not have new sounds.

Others

• Cauldrons filled with potions now keep the color of the potion when pushed by a Piston.
• Containers being cloned over no longer keep their container screens open and cause crashes.
• Items drops from blocks destroyed in an explosion now get merged into bigger item stacks before spawning in the world.
• On touch devices players can once again distribute a selected item stack over multiple slots by dragging it over them.
• The Game Tip for sneaking now resolves itself properly when the player sneaks.
• Fixed an issue where the ‘Let It Go’ trophy did not unlock on PlayStation®4.
• When using an item on an entity, it is now necessary to release the use button before being able to use it again, which prevents players from inadvertently consuming items themselves when interacting with entities.
• Fixed crashes that could occur when creating worlds on new Realms and backing out at the Online Safety dialog box.
• Updated the "Are you sure you want to opt out?" Realms Stories modal to ensure players know they can opt in later. (Preview only)
• Fixed inconsistent displaying of unread badges for new posts in the Story Feed tab. (Preview only)
• The Realms Stories New Post screen now enumerates its active buttons with text-to-speech on. (Preview only)
• Support prevention of app/flow restart when dark mode toggled on or off on across Android devices.
• Removed faulty hotbar scale setting for Pocket UI.
• Fixed a crash when entity identifier was too complex.
• Fixed a problem where teleporting while using an item with a long use duration could leave it in an unresponsive state until the use duration elapsed.
• Fixed bug where users could not navigate through inventory using keyboard in touch devices.
• Fixed banner staffs not being lit while held in hand from first-person view in the Deferred Technical Preview.
• Fixed hunger element so that its visibility can be changed with the /hud command.
• Added missing indentation to list items in some models, which should make those lists easier to read.
• On touch devices, when moving items between different slots, the icon no longer appears as duplicated between the moving item and the destination slot.
• On touch devices, when moving enchanted items between different slots, the moving icon is now rendered correctly.
• On touch devices, stack-splitting UI no longer appears for unstackable items.
• On touch devices, items from Creative Inventory are now unselectable.
• On touch devices, it is now possible to swap two identical items.

1 issue fixed

From released versions before 1.21.0

• REALMS-11707 – Blocks reappear after breaking in Creative if "delayed block breaking" is turned off