The fixed hdtSMP64.dll must be placed in your Data/SKSE/Plugins/ directory.
Skyrim updates frequently break SKSE-dependent mods. Because FSMP interacts directly with the game's memory and CPU instructions, even a minor game update renders older versions of the physics engine unusable. This fix is the bridge for players who have chosen to "freeze" their game at version 1.6.353 to maintain mod stability. Skyrim Script Extender (SKSE) FSMP - Faster HDT-SMP 1.6.353 Fix
It is highly recommended to use Mod Organizer 2 or Vortex to install this fix to avoid overwriting base game files and to manage the "Overwrite" folder effectively. Why This Fix is Necessary The fixed hdtSMP64
Updates the .dll hooks used by FSMP to ensure the physics engine loads correctly without crashing the game on startup. This fix is the bridge for players who
As part of the "Faster" HDT-SMP branch, this fix maintains optimized AVX/AVX2 instruction sets, which reduce the CPU overhead typically caused by complex physics calculations. Installation & Requirements
This specific fix addresses the "Version Mismatch" error that occurs when the Skyrim Script Extender (SKSE) version does not align with the installed physics plugin.