You have already seen how easy it is to install Forge for Minecraft 1.11.2. Its installer simply creates a new profile (the uses of which we have already covered). In this article, I will show you how to install Liteloader, which is actually just generating a new profile in the same way that Forge did.
A mod-loader is simply a utility that is designed to do just that: load mods. They serve as technical foundations in the background of installations for an assortment of mods which introduce actual gameplay or aesthetic changes. Mod-loaders also enable mods which utilize them to be compatible with each other. There are a few different mod-loaders, however most mods use either Forge or Liteloader. Given that it is so essential, in this article I will show you how to install Forge and in the next, Liteloader.