(6 votes)

OptiFine HD B1 Ultra for Minecraft 1.7.4 / 1.7.2 / 1.6.4 & 1.5.2

Download Page for OptiFine HD B1 Ultra

Additional Videos:

How to download & install:

  1. Download and Install The OptiFine Mod
  2. Locate your minecraft.jar file. it’s in %APPDATA%/.minecraft/bin
  3. Create a backup of minecraft.jar
  4. Open minecraft.jar in an archive editor (WinRar/7-Zip/etc)
  5. Delete the META-INF folder.
  6. Copy the .class files from the downloaded zip file into the jar file.
  7. Replacing previous files.
  8. Run Minecraft and test! The OptiFine Mod

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  5. OptiFine Mod

Related Links:

Download Page for OptiFine HD B1 Ultra