CreonC

duplicate of MC-227996

mountain edge biome will NOT spawn under normal world, only in Buffet world type.

cave update is pushed backed starting from 21w15a
The same goes for the caves biomes

IF you want to experiment with the new features the Mojang will release in 1.18,
use the datapack provided here:https://launcher.mojang.com/v1/objects/622bf0fd298e1e164ecd05d866045ed5941283cf/CavesAndCliffsPreview.zip

note*piz do not mark unreleased version,you don't have access to the game version.

because the time is almost night that why is look dark. everything is normal.

this is a game design