Java Edition 1.7.10-pre4

1.7.10-pre4 is the fourth pre-release for 1.7.10. It was released to provide further upgrades to Realms.

This version was previously removed from the launcher for some time, but was added back in September 2018.

Additions

 * The ability to upload worlds to Realms.
 * An option to allow the Realms owner to enable command blocks.

Fixes
2 bugs fixed
 * Some possible future-compatibility issues
 * – Realms Player activity screen squashed to bottom