Press the Windows key and R at the same time.If that is the case, you need to find the folder manually. Important: Some older versions of Forge may not have the ‘Open Mods Folder’ button. How to install OptiFine HD 1.16.4/1.15.2 (FPS Boost, Shaders,…)įollows 5 Steps bellow to install OptiFine HD 1.16.4/1.15.2 on Windows and Mac :ġ. You need ready installed Minecraft Forge.Ģ. Download a Forge compatible mod from url download, or anywhere else!ģ. Open Minecraft, click -> ‘Mods’ button on the main menu, click – > ‘Open Mods Folder’.