As long as you have Minecraft: Java Edition updated to version 1.21.1, downloading and installing Optifine 1.21.1 should be an incredibly easy process that should only take a few moments. From ...

Mojang just rolled out the Minecraft 1.20.4 update for the Java Edition, which was a small hotfix concentrating on resolving an odd bug that made items vanish when placed in a decorated pot.