Java Edition 1.15.1

1.15.1 is a minor update to released on December 17, 2019, which improves performance and fixes a few bugs in 1.15. This was the final version to be released in 2019 and 2010s decade overall.
== Changes ==
=== Mobs ===
; Dolphin
* Now can not spawn in bubble columns.
=== General ===
; Performance
* Optimized chunk rendering performance, especially for chunks with many different block states.
; Network handling
* Improved network handling of invalid biome IDs.
== Fixes ==
;Other
* Fixed an error that was spammed to the game's log files caused by custom spawner blocks spawning villagers.
* Fixed a crash that occurred in the Realms screen.
== Video ==
Video made by slicedlime:
== Trivia ==
* 1.15.1 was the last full version to be released in 2019 and the 2010s decade.
== References ==
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de:1.15.1
fr:Version Java 1.15.1
ja:Java Edition 1.15.1
ko:Java Edition 1.15.1
pl:1.15.1
pt:Edição Java 1.15.1
ru:1.15.1 (Java Edition)
uk:1.15.1 (Java Edition)
zh:Java版1.15.1