Installing Java

  1. Download the Java 8 Installer from: https://java.com/
  2. Open the installer you just downloaded.
  3. Follow the instructions of the installer.
  4. Read and accept the license agreement.
  5. Choose the installation location and click "Next".
  6. Wait for the installation process to complete.
  7. Once the installation is finished, click "Close" to exit the installer.
  8. Verify the installation by opening a command prompt or terminal window and typing "java -version". You should see information about the installed Java version.

Installing Forge

  1. Run normal Minecraft 1.8.9 and once it reaches the title screen, wait about 5 seconds and close it.
  2. Install Minecraft 1.8.9 Forge from the Forge website.
  3. Open the installer, select Install client, and click Install.
  4. When Forge is installed, open the Minecraft launcher, go under the Installations tab, click New installation, select the version release 1.8.9-forge1.8.9-11.15.1.xxxx (it will usually be all the way towards the bottom).
  5. Once you are done, run this new installation that you just created. Once it reaches the title screen, wait about 5 seconds and close it.

Installing the Odin Mod

  1. Download the latest mod release from https://github.com/odtheking/Odin.
    If it says this file may harm your computer, click Allow anyways as all Java files will be suspect to this from the Windows firewall.
  2. Add the Odin mod:
    • Press the Windows key + R; type %appdata%; click on the folder called .minecraft; click on the folder called mods and drag the mods file in here.
  3. Open the Minecraft launcher and run your Forge installation you set up earlier.