Minecraft Herobrine Mod 1.2.5 Installer ((link)) -

To encounter Herobrine, you must build a totem/shrine in your world [2, 19]: : 2x2 or 3x3 Gold blocks [2, 17]. Center : Mossy Cobblestone [19]. Top : Netherrack [2, 19].

While many players look for an "automatic installer" (an .exe file that places files for you), using these today poses a security risk. Old installers designed for Windows 7 or XP often break on Windows 10/11, or worse, contain outdated adware. Minecraft Herobrine Mod 1.2.5 Installer

To get this running, you will need two things: the specific mod files (usually a .zip or .jar) and a tool called ModLoader or Forge (depending on the specific mod version). For 1.2.5, ModLoader was the standard. To encounter Herobrine, you must build a totem/shrine