Download Minecraft PE 1.2.13 APK for Android with a functioning Xbox Live account to experience the aquatic update. This version includes experimental gameplay, optimizations to reduce memory issues, and fixes related to gameplay, item functionality, redstone mechanisms, mobs, and crafting. Realms now automatically creates backups, hay softens fall damage, and skin packs are listed first. Changes include map optimization, villager trade experience, improved block generation, and fixes for game crashes. Gameplay adjustments involve continuous bed harvest, lighting-related seed drops, and improvements in bow damage consistency. Fixes address Ender Eye errors, fire spread with lava, Creative mode deaths, cooking experience, and slime block damage. Item enhancements feature golden apple chest spawn, tag and diamond availability, and efficiency changes with pickaxes. Block alterations prevent grass-to-dirt transformations and prevent leaf obstruction. Additionally, redstone modifications facilitate automatic chicken farms, prevent trolley explosions, eliminate daylight sensor glitches, and enhance mob behaviors. Crafting adjustments merge inventory tabs and restrict enchanted golden apple crafting. With numerous enhancements and bug fixes, Minecraft PE 1.2.13 provides an exciting and improved gameplay experience for players.