Bedrock Edition beta 1.2.20.2

Beta 1.2.20.2 is the eighth and final beta version for Bedrock Edition 1.4.0, released on April 20, 2018, which fixes bugs.

Mobs

 * Dolphins
 * Added sounds.

General

 * User interface
 * Added Pocket UI screens for the compound creator, element constructor, lab table, and material reducer.

Items

 * Heart of the Sea and Nautilus shells
 * Changed textures to match.

Mobs

 * Dolphins
 * Updated model.

Fixes

 * Fixed a crash that occurred when creating a world when toggle was enabled.
 * Fixed a crash that occurred when deleting a world or resource pack through the Storage screen.
 * Attempting to import world files no longer resets worlds.
 * Reduced the delay when placing or destroying blocks.
 * Curse of Binding and Vanishing books can no longer be acquired by trading with a librarian villager.
 * All Chemistry items now appear in Creative inventory if Education Edition toggle is enabled.
 * Reduced the amount of magma blocks that generate in underwater ravines.
 * Bucket of fish items now appear in the Creative Inventory.
 * Dolphins can successfully get back to water now.
 * Fixed several of the top crashes that occurred during gameplay.
 * Fixed some toggles and buttons staying highlighted in Settings when they shouldn't.
 * Fixed the crafting recipes of prismarine bricks and dark prismarine being switched.
 * Guardians will now attack cod.
 * Guardians can no longer jump out of the water and suspend themselves in the air while firing their beam.
 * Water can once again be removed with a bucket if there is a block above it.
 * The paper doll is no longer running on the main menu.
 * It is once again possible to fill an empty bucket using touch controls.
 * Water around chests in ruins no longer appears if the Ruin generates above water.
 * Charging a bow or trident and switching items no longer causes blocks to not drop when broken.
 * Ravines once again generate correctly.
 * Crouching and flying up no longer causes the player to jump in Creative mode.