Java Edition 1.15 Pre-release 1

1.15 Pre-release 1 (known as 1.15-pre1 in the launcher) is the first pre-release for Java Edition 1.15, released on November 21, 2019, which optimized some aspects of the game, upgrades the resource pack version and fixes bugs.

Blocks

 * Honey blocks
 * Added unique subtitles for sliding down honey blocks; previously it used footsteps subtitles.

Blocks

 * Dark prismarine
 * Now crafted from black dye instead of ink sacs.


 * Scaffolding
 * Increased scaffolding burn time when used as fuel in a furnace to be able to smelt 2 items, rather than 0.25.

Items

 * Spawn eggs
 * Zombie pigmen spawn eggs can now be on adult zombie pigmen to spawn baby variants.

General

 * Performance
 * Optimized chunk rendering.
 * Optimized explosions.


 * Resource packs
 * The resource pack version is now 5 (due to texture mechanic changes in earlier snapshots).
 * The game now tries to make out of date resource packs work as much as possible.
 * The game can convert some of version 4 resource packs' outdated texture mechanics to the new mechanics.


 * UI


 * Changed appearance of highlighted buttons used in menu screen and similar UIs.
 * Highlighted buttons now have a white outline.
 * Highlighted buttons no longer have a blue tint on them. Instead, they are now only slightly brighter than unhighlighted buttons.

Video
Video made by slicedlime:

Trivia

 * Like the third to seventh pre-releases, but unlike the second one, this version name has a lowercase "r" in-game.
 * Starting from this version, the second "r" in "Pre-release" will be lowercase.