Download a portable Minecraft launcher (like TL Launcher or Prism Launcher) on your home computer. Download the Minecraft 1.12.2 game directories and assets. Move the entire folder structure onto a USB flash drive.
Most unblocked versions run directly in the browser using HTML5 or Java web plugins. minecraft 112 2 unblocked new
To play Minecraft 1.12.2 unblocked today: Download a portable Minecraft launcher (like TL Launcher