"Minecraft" offers cross-platform play for both versions of the game — Bedrock and Java — but you can only play with users who own the same version.

Have you ever dreamed of creating your own Minecraft world where you and your friends can explore, build, and battle together—on your terms? Maybe you’ve tried joining public servers, only to find ...

To reallocate RAM to "Minecraft," you'll have to edit the game's settings through whatever launcher app you use.