PLEASE READ before participating in the Minecraft Beta:

Finished releases may not include all additions, changes, and fixes from the beta to preserve stability and may slip to a later release

Beta builds will likely be unstable and are not representative of final version quality. Please backup your Worlds before joining the beta

Xbox One and Windows 10 players can opt in and out of the beta from the Xbox Insider Hub app. Android players can opt in and out from the Minecraft page of the Google Play Store

You will not have access to Realms and will not be able to join non-beta players while you're previewing the beta. Featured servers may also be unavailable

New Features:

Can only be obtained using commands and do not appear in the Creative inventory

Can be placed in Creative mode and are invisible in Survival and Adventure modes

Great for map makers to limit players to certain areas of the world

Phantom mobs will now spawn in the night skies if a player hasn't slept in over three in-game days

Changes:

Pages can now be turned in the Book & Quill using the controller bumper buttons

Menu and inventory tabs can now be navigated using the [ and ] keys (Can be remapped in Settings)

Fixes:

Fixed several crashes that occurred during gameplay

Fixed a crash that occurred when using Pick Block in a spot where a mob just died

Increased performance for menu load times

Fixed water flowing incorrectly from stairs that contained water source blocks

Top Snow will now break once it hits water

Fixed received items disappearing after trading a renamed item with a Villager ( MCPE-33830 )

Maps once again update properly when held in the main hand ( MCPE-34169 )

Players are now able to return to the Overworld if an End Portal is on their spawn point

Lowered the volume of the 'punching air' sound effect

Fixed Guardians spawning even when Mob Spawning is disabled ( MCPE-34027 )

Fixed Strays and Skeletons having trouble leaving the water to attack players

Food particles no longer gradually change position after swimming and will always come out of the player's mouth area MCPE-33984 )

Observers will now detect changes with Droppers, Dispensers, Brewing Stands, Farmland, Saplings, Sugar Cane, Fire, and Grass blocks

Items can once again be crafted from the Recipe Book while the Craftable filter is disabled and the player only has enough materials to craft a single recipe

Fixed the speed boost given by Dolphins being too slow when wearing armor with Depth Strider

Wolves no longer get stuck attacking Skeletons that are underwater

Donkeys and Mules can now only be ridden by players after being tamed ( MCPE-25737 )

Blazes now attack Snow Golems ( MCPE-13191 )

Using the '/setblock' command on Redstone components will now properly update and power the mechanism ( MCPE-21218 )

Command blocks now correctly conduct Redstone power ( MCPE-33021 )

Operator permissions are now granted to players when the host creates a world with Trust Player Permissions set to Operator

Buckets now stack properly when getting ejected from crafting output

Experience orbs spawned with the '/summon' command will now grant experience to players

The gamepad cursor can now be used to navigate Villager trades ( MCPE-33330

Fixed overlapping issues with the Dragon Head equipped on the inventory screen

The Crafting Table's output field hover state now matches the field's size